CN219147219U - Small-size electronic ejecting device - Google Patents
Small-size electronic ejecting device Download PDFInfo
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- CN219147219U CN219147219U CN202222818221.2U CN202222818221U CN219147219U CN 219147219 U CN219147219 U CN 219147219U CN 202222818221 U CN202222818221 U CN 202222818221U CN 219147219 U CN219147219 U CN 219147219U
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- connecting rod
- electric push
- push rod
- connecting shaft
- bracket
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Abstract
The utility model discloses a small-sized electric ejection device which comprises a bracket, a left connecting rod assembly, a right connecting rod assembly, a base, a first electric push rod and a second electric push rod, wherein the driving end of the left connecting rod assembly is connected with the telescopic end of the first electric push rod, the driving end of the right connecting rod assembly is connected with the telescopic end of the second electric push rod, the first driven end of the left connecting rod assembly and the first driven end of the right connecting rod assembly are hinged with the bracket, the second driven end of the left connecting rod assembly and the second driven end of the right connecting rod assembly are hinged with the base, and the first electric push rod and the second electric push rod respectively drive the left connecting rod assembly and the right connecting rod assembly, so that the bracket is lifted and lowered, and the electric push rod for providing power is transversely arranged.
Description
Technical Field
The utility model relates to the field of ejection devices, in particular to a small-sized electric ejection device.
Background
The showcase is commonly used for displaying articles such as artware, jewelry and famous watches, the Chinese patent document CN208096536U discloses a valuables showcase, an opening is formed in the middle of the top surface of the showcase main body, spotlight is fixedly connected to four corners of the showcase main body, a glass cover is mounted at the top of the showcase main body, the glass cover is a hemispherical glass cover, the inside of the showcase main body is hollow, a lifting column is arranged in the showcase main body, the bottom of the lifting column is fixedly connected with the bottom of the showcase main body, the top of the lifting column is fixedly connected with the display stand, the display stand is matched with the opening, two cabinet doors which are transversely arranged are movably connected with the showcase main body, the specific positions of the cabinet doors are located below the rectangular opening of the showcase main body, the cabinet doors are limited through guide rails above the showcase main body, connecting shafts are arranged on the lifting column, the lower ends of the left and right connecting rods are connected with the lifting column through the connecting shafts, the upper ends of the left and the left connecting rods are connected with the bottom surface of the cabinet door of the showcase main body, the left and the right connecting shafts are connected with the left and the right connecting rods of the cabinet main body, and the left and the right connecting rods are connected between the left and right connecting shafts and the right connecting rods of the left connecting rods and the right side of the cabinet main body, and the left connecting rods are inclined at the right side angles;
when the exhibits are placed, the anti-theft door is opened, and the lifting column is controlled to descend by the control switch, so that the exhibiting table is driven to descend; when the lifting column descends, the connecting rods for connecting the left cabinet door and the right cabinet door are combined in the middle correspondingly due to the descending of the connecting shafts, so that the left cabinet door and the right cabinet door are driven to slide and close towards the middle, and finally when the display stand descends into the display cabinet main body, the rectangular opening on the top surface of the display cabinet main body is closed by the closed cabinet door, and at the moment, the display article is placed;
after the exhibits are placed, the lifting column is controlled to lift by the control switch, so that the exhibiting table and the exhibits are driven to lift; when the lifting column ascends, the connecting rods for connecting the left cabinet door and the right cabinet door correspondingly move to the two sides left and right due to the ascending drive of the connecting shafts, so that the left cabinet door and the right cabinet door are driven to slide and separate left and right, the rectangular opening of the top surface of the showcase main body is opened, and finally the showcase ascends to expose the showpiece on the top surface of the showcase main body through the rectangular opening.
When the showcase is closed to store the exhibits, the lifting column is controlled to descend by the control switch, so that the exhibiting table and the exhibits are driven to descend; when the lifting column descends, the connecting rods for connecting the left cabinet door and the right cabinet door are combined in the middle correspondingly due to the descending of the connecting shafts, so that the left cabinet door and the right cabinet door are driven to slide and close in the middle, and finally, when the showcase descends into the showcase main body, the rectangular opening on the top surface of the showcase main body is closed by the closed cabinet door.
In this way, in the above-mentioned document, the display stand is moved between the inside of the showcase main body and the top surface of the showcase main body by lifting the display stand by the lifting column, and the operations of placing the exhibits, displaying the exhibits, closing the showcase, keeping the exhibits, and the like are completed. However, since the lifting column is vertically arranged in the showcase main body, the volume occupied in the vertical direction is large, the showcase main body with a larger inner space is required to be arranged, and the installation and the use of a narrow space in the vertical direction cannot be satisfied.
Disclosure of Invention
The present utility model is directed to a small-sized electric ejection device, which solves one or more of the above-mentioned problems in the prior art.
To achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a small-size electronic ejecting device, includes bracket, left connecting rod assembly, right connecting rod assembly, base, first electric putter and second electric putter, first electric putter with the stiff end of second electric putter articulates respectively in the both ends of base, the flexible end of first electric putter with the flexible end of second electric putter set up in opposite directions on the base, the drive end of left connecting rod assembly with the flexible end of first electric putter links to each other, the drive end of right connecting rod assembly with the flexible end of second electric putter links to each other, the first driven end of left connecting rod assembly and the first driven end of right connecting rod assembly all articulate with the bracket, the second driven end of left connecting rod assembly and the second driven end of right connecting rod assembly all articulate in the base; when the telescopic end of the first electric push rod and the telescopic end of the second electric push rod extend out, the left connecting rod assembly and the right connecting rod assembly drive the bracket to lift; when the telescopic end of the first electric push rod and the telescopic end of the second electric push rod retract, the left connecting rod assembly and the right connecting rod assembly drive the bracket to descend.
Preferably, the left connecting rod assembly comprises a first connecting rod and a second connecting rod, one end of the first connecting rod and one end of the second connecting rod are both hinged to the telescopic end of the first electric push rod, and the other end of the first connecting rod and the other end of the second connecting rod are respectively hinged to the bracket and the base; the right connecting rod assembly comprises a third connecting rod and a fourth connecting rod, one end of the third connecting rod and one end of the fourth connecting rod are both hinged to the telescopic end of the second electric push rod, and the other end of the third connecting rod and the other end of the fourth connecting rod are respectively hinged to the bracket and the base.
Preferably, the novel multifunctional portable electric power tool further comprises a bottom frame, wherein the bottom frame is arranged in the middle of the base, a first connecting shaft and a second connecting shaft are fixedly arranged on the bottom frame in the front-back direction, and the other end of the second connecting rod and the other end of the fourth connecting rod are respectively hinged to the first connecting shaft and the second connecting shaft.
Preferably, a third connecting shaft and a fourth connecting shaft are fixedly arranged at the front and the rear of the bottom of the bracket, and the other end of the first connecting rod and the other end of the third connecting rod are respectively hinged with the third connecting shaft and the fourth connecting shaft.
Preferably, the electric motor further comprises a first connecting piece and a second connecting piece, one end of the first connecting piece is connected with the telescopic end of the first electric push rod, a fifth connecting shaft is fixedly arranged at the other end of the first connecting piece, one end of the first connecting rod and one end of the second connecting rod are hinged to the fifth connecting shaft, one end of the second connecting piece is connected with the telescopic end of the second electric push rod, a sixth connecting shaft is arranged at the other end of the second connecting piece, and one end of the third connecting rod and one end of the fourth connecting rod are hinged to the sixth connecting shaft.
Preferably, the device further comprises a plurality of shaft sleeves, and the plurality of shaft sleeves are respectively sleeved on the outer sides of the first connecting shaft, the second connecting shaft, the third connecting shaft and the fourth connecting shaft.
Preferably, the electric push rod further comprises a down travel switch, and the down travel switch is arranged below the first electric push rod.
Preferably, the device further comprises an upper travel switch, wherein the upper travel switch is arranged below the fourth connecting rod, a bump is arranged at the other end of the fourth connecting rod, and when the bracket rises to the highest point, the bump abuts against the detection end of the upper travel switch.
The beneficial effects of the utility model are as follows: through the drive of first electric putter and second electric putter to left link assembly and right link assembly respectively to realize that the bracket rises and descends, the electric putter of providing power transversely sets up, compares with prior art, has saved the occupation of vertical direction position, is applicable to the narrow showcase in vertical position, can reach pleasing to the eye effect when having greatly practiced thrift the space, and first electric putter and second electric putter steady in motion, avoids showing article lift in-process to take place great vibration.
Drawings
The present utility model is further illustrated by the accompanying drawings, which are not to be construed as limiting the utility model in any way.
Fig. 1 is a schematic view of the structure of the bracket of embodiment 1 of the present utility model when lifted;
fig. 2 is a schematic view of the structure of the carriage of embodiment 1 of the present utility model when it is lowered;
fig. 3 is a schematic view of the structure of the bracket of embodiment 2 of the present utility model when lifted.
Wherein: the bracket 1, the left link assembly 2, the right link assembly 3, the base 4, the first electric push rod 51, the second electric push rod 52, the first link 21, the second link 22, the third link 31, the fourth link 32, the chassis 41, the first connection shaft 411, the second connection shaft 412, the third connection shaft 11, the fourth connection shaft 12, the first connection piece 61, the second connection piece 62, the fifth connection shaft 611, the sixth connection shaft 621, the sleeve 7, the lower travel switch 81, and the upper travel switch 82.
Detailed Description
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
Example 1
Referring to fig. 1 and 2, a small-sized electric ejection device of the embodiment includes a bracket 1, a left connecting rod assembly 2, a right connecting rod assembly 3, a base 4, a first electric push rod 51 and a second electric push rod 52, wherein fixed ends of the first electric push rod 51 and the second electric push rod 52 are respectively hinged at two ends of the base 4, a telescopic end of the first electric push rod 51 and a telescopic end of the second electric push rod 52 are oppositely arranged on the base 4, a driving end of the left connecting rod assembly 2 is connected with the telescopic end of the first electric push rod 51, a driving end of the right connecting rod assembly 3 is connected with the telescopic end of the second electric push rod 52, a first driven end of the left connecting rod assembly 2 and a first driven end of the right connecting rod assembly 3 are both hinged with the bracket 1, and a second driven end of the left connecting rod assembly 2 and a second driven end of the right connecting rod assembly 3 are both hinged with the base 4; when the telescopic end of the first electric push rod 51 and the telescopic end of the second electric push rod 52 extend, the left connecting rod assembly 2 and the right connecting rod assembly 3 drive the bracket 1 to lift; when the telescopic end of the first electric push rod 51 and the telescopic end of the second electric push rod 52 retract, the left connecting rod assembly 2 and the right connecting rod assembly 3 drive the bracket 1 to descend, and the bracket 1 is used for fixing the display stand.
Through the drive of first electric putter 51 and second electric putter 52 to left link assembly 2 and right link assembly 3 respectively to realize that the show stand rises and descends, the electric putter of power transversely sets up, through left link assembly 2 and right link assembly 3, converts the motion of horizontal direction into the motion of vertical direction, compares with prior art, has saved the occupation of vertical direction position, is applicable to the narrow showcase of vertical position, can reach pleasing to the eye effect when having greatly practiced thrift the space. The first electric push rod 51 and the second electric push rod 52 are adopted as driving pieces, so that the movement is stable, larger vibration is avoided in the lifting process of the display, the movement stroke of the telescopic end of the electric push rod is adjustable, and the damage to the connecting rod assembly is avoided.
Preferably, the left link assembly 2 includes a first link 21 and a second link 22, one end of the first link 21 and one end of the second link 22 are both hinged to the telescopic end of the first electric push rod 51, and the other end of the first link 21 and the other end of the second link 22 are respectively hinged to the bracket 1 and the base 4. Thus, when the telescopic end of the first electric push rod 51 extends to push one end of the first connecting rod 21 and one end of the second connecting rod 22 horizontally, the first connecting rod 21 and the second connecting rod 22 swing counterclockwise and clockwise respectively with the hinge point with the bracket 1 and the hinge point with the base 4 as axes and the telescopic end of the first electric push rod 51 as a movable point respectively with the telescopic end of the first electric push rod 51 as an axis, so that the bracket 1 is far away from the base 4, namely the bracket 1 is lifted; when the telescopic end of the first electric push rod 51 is retracted to horizontally pull one end of the first link 21 and one end of the second link 22, the first link 21 and the second link 22 swing clockwise and counterclockwise, respectively, so that the bracket 1 approaches the base 4, i.e., the lowering of the bracket 1 is achieved.
Similarly, the right link assembly 3 includes a third link 31 and a fourth link 32, one end of the third link 31 and one end of the fourth link 32 are both hinged to the telescopic end of the second electric push rod 52, and the other end of the third link 31 and the other end of the fourth link 32 are respectively hinged to the bracket 1 and the base 4. The working principle of the right connecting rod assembly 3 is the same as that of the left connecting rod assembly 2, and synchronous movement of the left connecting rod assembly 2 and the right connecting rod assembly 3 is realized through synchronous actions of the first electric push rod 51 and the second electric push rod 52, so that balance of the lifting process of the bracket 1 is realized.
Preferably, the novel portable electric power tool further comprises a bottom frame 41, wherein the bottom frame 41 is arranged in the middle of the base 4, a first connecting shaft 411 and a second connecting shaft 412 are fixedly arranged on the bottom frame 41 in the front-back direction, and the other end of the second connecting rod 22 and the other end of the fourth connecting rod 32 are respectively hinged to the first connecting shaft 411 and the second connecting shaft 412. Thus, by providing the chassis 41 on the base 4 and providing the first connecting shaft 411 and the second connecting shaft 412 on the chassis 41, the articulation of the second link 22 and the fourth link 32 with the base 4 is achieved.
Preferably, the third connecting shaft 11 and the fourth connecting shaft 12 are fixedly arranged at the front and rear of the bottom of the bracket 1, and the other end of the first connecting rod 21 and the other end of the third connecting rod 31 are respectively hinged with the third connecting shaft 11 and the fourth connecting shaft 12. By providing the third connecting shaft 11 and the fourth connecting shaft 12 on the bracket 1, the first link 21 and the third link 31 are thereby articulated with the bracket 1.
Preferably, the electric push rod further comprises a first connecting piece 61 and a second connecting piece 62, wherein one end of the first connecting piece 61 is connected with the telescopic end of the first electric push rod 51, a fifth connecting shaft 611 is fixedly arranged at the other end of the first connecting piece 61, one end of the first connecting rod 21 and one end of the second connecting rod 22 are both hinged to the fifth connecting shaft 611, one end of the second connecting piece 62 is connected with the telescopic end of the second electric push rod 52, a sixth connecting shaft 621 is arranged at the other end of the second connecting piece 62, and one end of the third connecting rod 31 and one end of the fourth connecting rod 32 are both hinged to the sixth connecting shaft 621. By providing the fifth connection shaft 611 and the sixth connection shaft 621 on the first connection member 61 and the second connection member 62, the first link 21 and the second link 22 are hinged to the telescopic ends of the first electric putter 51 and the third link 31 and the fourth link 32 are hinged to the telescopic ends of the second electric putter 52, respectively. The first connecting shaft 411, the second connecting shaft 412, the third connecting shaft 11, the fourth connecting shaft 12, the fifth connecting shaft 611 and the sixth connecting shaft 621 are fixed shafts in the present embodiment,
preferably, the device further comprises a plurality of shaft sleeves 7, and the plurality of shaft sleeves 7 are respectively sleeved on the outer sides of the first connecting shaft 411, the second connecting shaft 412, the third connecting shaft 11 and the fourth connecting shaft 12. Therefore, the shaft sleeve 7 is sleeved outside the first connecting shaft 411, the second connecting shaft 412, the third connecting shaft 11 and the fourth connecting shaft 12, so that the end parts of the shaft sleeve 7 arranged on the first connecting shaft 411, the second connecting shaft 412, the third connecting shaft 11 and the fourth connecting shaft 12 are respectively contacted with the other end of the second connecting rod 22, the other end of the fourth connecting rod 32, the other end of the first connecting rod 21 and the other end of the third connecting rod 31, thereby playing the role of axial limiting on the second connecting rod 22, the fourth connecting rod 32, the first connecting rod 21 and the third connecting rod 31, and enabling the structure of the connecting rod assembly to be more compact.
Example 2
Referring to fig. 3, a down-travel switch 81 is further included, and the down-travel switch 81 is provided below the first electric putter 51. Because the fixed end of the first electric push rod 51 is hinged to one end of the base 4, and the telescopic end of the first electric push rod 51 is a movable end, when the driving bracket 1 descends, the first electric push rod 51 swings clockwise with the fixed end as an axle center, and when the first electric push rod 51 swings to be abutted against the detection end of the lower travel switch 81, the first electric push rod 51 and the second electric push rod 52 are controlled to stop working, and because the first electric push rod 51 and the second electric push rod 52 synchronously move, the lower limit function of the first electric push rod 51 and the second electric push rod 52 is achieved by the arrangement of the lower travel switch 81.
Preferably, the device further comprises an upper travel switch 82, wherein the upper travel switch 82 is arranged below the fourth connecting rod 32, and the other end of the fourth connecting rod 32 is provided with a bump (not shown in the drawing). In the lifting process of the bracket 1, the fourth connecting rod 32 swings anticlockwise by taking the hinge point of the fourth connecting rod and the base 4 as an axis and taking the telescopic end of the second electric push rod 52 as a movable point, and meanwhile drives the convex block to swing, when the bracket 1 is lifted to the highest point, the convex block abuts against the detection end of the upper travel switch 82, and at the moment, the second electric push rod 52 and the first electric push rod 51 are controlled to stop working, so that the upper travel switch 82 is provided with the upper limit function of the first electric push rod 51 and the second electric push rod 52.
The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.
Claims (8)
1. The small-sized electric ejection device is characterized by comprising a bracket, a left connecting rod assembly, a right connecting rod assembly, a base, a first electric push rod and a second electric push rod, wherein fixed ends of the first electric push rod and the second electric push rod are respectively hinged to two ends of the base, a telescopic end of the first electric push rod and a telescopic end of the second electric push rod are oppositely arranged on the base, a driving end of the left connecting rod assembly is connected with a telescopic end of the first electric push rod, a driving end of the right connecting rod assembly is connected with a telescopic end of the second electric push rod, a first driven end of the left connecting rod assembly and a first driven end of the right connecting rod assembly are both hinged to the bracket, and a second driven end of the left connecting rod assembly and a second driven end of the right connecting rod assembly are both hinged to the base; when the telescopic end of the first electric push rod and the telescopic end of the second electric push rod extend out, the left connecting rod assembly and the right connecting rod assembly drive the bracket to lift; when the telescopic end of the first electric push rod and the telescopic end of the second electric push rod retract, the left connecting rod assembly and the right connecting rod assembly drive the bracket to descend.
2. The small-sized electric ejection device according to claim 1, wherein the left link assembly comprises a first link and a second link, one end of the first link and one end of the second link are both hinged to the telescopic end of the first electric push rod, and the other end of the first link and the other end of the second link are respectively hinged to the bracket and the base; the right connecting rod assembly comprises a third connecting rod and a fourth connecting rod, one end of the third connecting rod and one end of the fourth connecting rod are both hinged to the telescopic end of the second electric push rod, and the other end of the third connecting rod and the other end of the fourth connecting rod are respectively hinged to the bracket and the base.
3. The small-sized electric ejection device according to claim 2, further comprising a bottom frame, wherein the bottom frame is arranged in the middle of the base, a first connecting shaft and a second connecting shaft are fixedly arranged on the bottom frame front and back, and the other end of the second connecting rod and the other end of the fourth connecting rod are respectively hinged to the first connecting shaft and the second connecting shaft.
4. A small-sized electric ejection device according to claim 3, wherein a third connecting shaft and a fourth connecting shaft are fixedly arranged at the front and rear of the bottom of the bracket, and the other end of the first connecting rod and the other end of the third connecting rod are respectively hinged with the third connecting shaft and the fourth connecting shaft.
5. The small-sized electric ejection device according to claim 4, further comprising a first connecting piece and a second connecting piece, wherein one end of the first connecting piece is connected with the telescopic end of the first electric push rod, a fifth connecting shaft is fixedly arranged at the other end of the first connecting piece, one end of the first connecting rod and one end of the second connecting rod are both hinged to the fifth connecting shaft, one end of the second connecting piece is connected with the telescopic end of the second electric push rod, a sixth connecting shaft is arranged at the other end of the second connecting piece, and one end of the third connecting rod and one end of the fourth connecting rod are both hinged to the sixth connecting shaft.
6. The small-sized electric ejection device according to claim 5, further comprising a plurality of shaft sleeves, wherein the plurality of shaft sleeves are respectively sleeved on the outer sides of the first connecting shaft, the second connecting shaft, the third connecting shaft and the fourth connecting shaft.
7. The small-sized and electric ejection device of claim 1, further comprising a down-travel switch disposed below the first electric push rod.
8. A small electric ejection device according to claim 3, further comprising an upper travel switch, wherein the upper travel switch is disposed below the fourth link, and a bump is disposed at the other end of the fourth link, and when the bracket is lifted to the highest point, the bump abuts against the detection end of the upper travel switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222818221.2U CN219147219U (en) | 2022-10-25 | 2022-10-25 | Small-size electronic ejecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222818221.2U CN219147219U (en) | 2022-10-25 | 2022-10-25 | Small-size electronic ejecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219147219U true CN219147219U (en) | 2023-06-09 |
Family
ID=86614953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222818221.2U Active CN219147219U (en) | 2022-10-25 | 2022-10-25 | Small-size electronic ejecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219147219U (en) |
-
2022
- 2022-10-25 CN CN202222818221.2U patent/CN219147219U/en active Active
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