CN210881631U - Double-glass door structure of engineering machinery cab - Google Patents
Double-glass door structure of engineering machinery cab Download PDFInfo
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- CN210881631U CN210881631U CN201922164088.1U CN201922164088U CN210881631U CN 210881631 U CN210881631 U CN 210881631U CN 201922164088 U CN201922164088 U CN 201922164088U CN 210881631 U CN210881631 U CN 210881631U
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- 239000011521 glass Substances 0.000 title claims abstract description 105
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000003139 buffering effect Effects 0.000 abstract description 7
- 238000007789 sealing Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004021 metal welding Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a double-glass door structure of an engineering machinery cab, which comprises an upper glass door and a lower glass door, wherein the upper glass door and the lower glass door are respectively and independently opened and closed; the upper glass door and the lower glass door are both fixedly arranged on the door frame through a first hinge; the lower glass door is provided with a lower handrail, and the upper part of the lower handrail is fixedly provided with a supporting arm component; the utility model can enlarge the side view of the cab, avoid driving dead angles, observe the side engineering conditions, improve the operation quality, have high working efficiency and improve the driving safety; the window can be enlarged, the daylighting performance of the cab is improved, the limitation of space is avoided, the cab door is in accordance with the ergonomic design, fatigue can be relieved, and the driving experience and comfort are improved; the sealing performance of the cab door after being closed can be improved, the inside and the outside of the cab are effectively isolated, and the security and the waterproofness are improved; the door closing device has a buffering effect, and vibration and noise generated when the door is closed are reduced.
Description
Technical Field
The utility model relates to a two glass door structures of engineering machine tool driver's cabin belongs to driver's cabin door structure technical field.
Background
An important component of a cab engineering machinery vehicle body is a place where professional drivers work day and night. The structure of the device is directly related to the safety, the working efficiency and the health of a driver. The cab is generally of a metal thin shell structure, is flexibly connected with the frame, does not bear load, and belongs to a non-bearing type vehicle body. The existing cab door is of a metal welding structure, only the upper part of the cab door of the structure is a glass door window, and the cab door has the following defects:
1. the side view of the existing cab door is limited, a driving dead angle exists, the engineering condition cannot be observed during operation, the working efficiency is low, and the safety is low.
2. The lighting of the cab is poor, and the driving experience of the operator is poor.
3. The cab door and window of the existing engineering machinery is of a two-small-leaf push-pull type structure to the maximum extent, the window is too small, the space of an operator is limited, arms cannot be carried outside the window, and the existing engineering machinery is not in line with ergonomics.
4. The door shield structure leakproofness of current driver's cabin door is poor, can not keep apart the driver's cabin indoor outer, and heat insulating ability and waterproof nature are poor, and vibrations are big when closing the door, and the noise is big, and buffering shock attenuation nature is poor.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a double-glass door structure of engineering machinery cab, which can enlarge the side view of the cab, avoid driving dead angles, observe the side engineering situation, improve the operation quality, have high work efficiency and improve the driving safety; the window can be enlarged, the daylighting performance of the cab is improved, the limitation of space is avoided, the cab door is in accordance with the ergonomic design, fatigue can be relieved, and the driving experience and comfort are improved; the sealing performance of the cab door after being closed can be improved, the inside and the outside of the cab are effectively isolated, and the security and the waterproofness are improved; the door closing device has a buffering effect, and vibration and noise generated when the door is closed are reduced.
For solving the technical problem, the utility model discloses a following technical scheme: a double-glass door structure of an engineering machinery cab comprises an upper glass door and a lower glass door, wherein the upper glass door and the lower glass door are opened and closed independently; the upper glass door and the lower glass door are both fixedly arranged on the door frame through first hinges; the lower glass door is provided with a lower handrail, and the upper part of the lower handrail is fixedly provided with a supporting arm component.
Furthermore, the upper glass door and the lower glass door are locked and fixed together through a locking mechanism; the locking mechanism comprises a locking handle and a locking seat, the locking seat is fixedly arranged at the top of the lower glass door, and a clamping groove is formed in the locking seat; one end and an upper portion of the card slot are open.
Furthermore, still be provided with the door shield structure between last glass door and the lower glass door, the door shield structure includes the backplate, the upper portion of backplate is provided with the open slot, the bottom grafting of going up the glass door is fixed in the open slot.
Furthermore, an anti-collision strip is arranged on the inner side of the upper part of the guard plate, and the anti-collision strip comprises a buffer part; the buffer part is a semicircular bulge, and the inside of the buffer part is hollow.
Furthermore, a stop block is arranged at the lower part of the locking handle; the stop dog inserts in the draw-in groove and fixes last glass door and lower glass door lock.
Further, the support arm assembly comprises a support, the upper end of the support is fixedly connected with a rubber arm support, and the rubber arm support is arranged into an arc-shaped structure; the lower end of the support is rotatably connected to a pin shaft, a second hinge is further rotatably connected to the pin shaft, and the second hinge is fixedly connected with the lower handrail; the rubber arm support rotates around the pin shaft along with the support.
Furthermore, the locking handle is rotatably connected to the locking pin shaft, and the other end of the locking pin shaft is fixedly connected with the upper glass door.
Further, the lower part of the guard plate is provided with a lower baffle which is lower than the top of the lower glass door by a certain distance, and the lower baffle is arranged on the outer side of the lower glass door.
Furthermore, an upper handrail is arranged on the upper glass door; the upper part of the upper handrail is hinged with the bottom of the gas spring; the stretching end of the gas spring is hinged with the door frame, and the opening and closing of the upper glass door are assisted by the gas spring.
Furthermore, a limiting plate is fixedly arranged on the inner side of the upper part of the lower glass door, the limiting plate comprises two vertical plates which are parallel to each other, and the two vertical plates are connected through an inclined plate; the vertical plate at the lower part is fixedly bonded with the lower glass door; when the cab door is closed, the upper vertical plate is in limited contact with the buffer part of the bumper strip.
The utility model adopts the above technical scheme after, compare with prior art, have following advantage:
the utility model can enlarge the side view of the cab, avoid driving dead angles, observe the side engineering conditions, improve the operation quality, have high working efficiency and improve the driving safety; the window can be enlarged, the daylighting performance of the cab is improved, the limitation of space is avoided, the cab door is in accordance with the ergonomic design, fatigue can be relieved, and the driving experience and comfort are improved; the sealing performance of the cab door after being closed can be improved, the inside and the outside of the cab are effectively isolated, and the security and the waterproofness are improved; the door closing device has a buffering effect, and vibration and noise generated when the door is closed are reduced.
The present invention will be described in detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the upper glass door of the present invention in an open state;
FIG. 3 is a cross-sectional schematic view of the locking mechanism;
FIG. 4 is a schematic view of a bracket assembly;
FIG. 5 is a left side view of FIG. 4;
FIG. 6 is a schematic cross-sectional view of a door shield configuration;
in the figure, the position of the upper end of the main shaft,
1-upper glass door, 2-upper handrail, 3-lower glass door, 4-lower handrail, 5-locking mechanism, 51-locking handle, 511-stop block, 52-locking seat, 521-clamping groove, 53-locking pin shaft, 6-supporting arm component, 61-bracket, 62-second hinge, 63-pin shaft, 64-rubber arm support, 7-door stop component, 71-anti-collision strip, 711-connecting part, 712-buffer part, 72-guard plate, 721-open groove, 722-T-shaped groove, 723-lower stop plate, 73-limiting plate, 731-vertical plate, 732-inclined plate, 8-first hinge, 9-door frame and 10-gas spring.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
As shown in fig. 1-6, the utility model provides a double-glass door structure of engineering machinery cab, which comprises an upper glass door 1 and a lower glass door 3, wherein the upper glass door 1 and the lower glass door 3 are arranged up and down, and the upper glass door 1 and the lower glass door 3 are independently opened and closed; and the upper glass door 1 and the lower glass door 3 are fixedly arranged on the door frame 9 through first hinges 8.
The upper glass door 1 is provided with an upper handrail 2, and the upper glass door 1 is opened and closed by pushing and pulling the upper handrail; the upper handrail 2 is of an I-shaped structure formed by welding round pipes, and the upper part of the upper handrail 2 is hinged with the bottom of the gas spring 10; the extending end of the gas spring 10 is hinged with the door frame 9, and the opening and closing of the upper glass door 1 are assisted through the gas spring 10.
The lower glass door 3 is provided with a lower handrail 4, and the lower glass door 3 is opened and closed by pushing and pulling the upper handrail; the lower handrail 4 is formed by bending and welding a plurality of sections of steel pipes; the upper part of the lower armrest 4 is fixedly provided with a supporting arm assembly 6, the supporting arm assembly 6 comprises a bracket 61, the upper end of the bracket 61 is fixedly connected with a rubber arm support 64, and the rubber arm support 64 is arranged into an arc-shaped structure so as to be suitable for placing an arm; the lower end of the bracket 61 is rotatably connected to a pin shaft 63, the pin shaft 63 is also rotatably connected with a second hinge 62, and the second hinge 62 is fixedly connected with the lower handrail 4; the rubber arm support 64 rotates around the pin shaft 63 along with the support 61, so that the rubber arm support 64 is turned over up and down; when the rubber arm support 64 is turned over to the upper side, the bottom of the rubber arm support 64 is supported and fixed at the top of the lower glass door 4, so that an operator can conveniently put arms on the rubber arm support 64 to relieve fatigue and keep the operator in a more comfortable state; when the rubber arm support 64 is turned to the lower side, the whole support arm assembly 6 rotates to the lower handrail 4, and the upper glass door 1 is not prevented from being closed.
A locking mechanism 5 is arranged between the upper glass door 1 and the lower glass door 3, and the locking mechanism 5 is used for locking and fixing the upper glass door 1 and the lower glass door 3; the locking mechanism 5 comprises a locking handle 51 and a locking seat 52, the locking seat 52 is fixedly arranged at the top of the lower glass door 3, and a clamping groove 521 is arranged on the locking seat 52; one end and an upper portion of the catching groove 521 are opened; a stop block 511 is arranged at the lower part of the locking handle 51; the stopper 511 is inserted into the slot 521 to lock and fix the upper glass door 1 and the lower glass door 3.
The locking handle 51 is rotatably connected to a locking pin shaft 53, and the other end of the locking pin shaft 53 is fixedly connected with the upper glass door 1.
A door stop structure 7 is further arranged between the upper glass door 1 and the lower glass door 3, the door stop structure 7 comprises a guard plate 72, and the upper part of the guard plate 72 is fixedly inserted into the bottom of the upper glass door 1 and sealed by a sealant; specifically, an open groove 721 is formed in the upper portion of the guard plate 72, the cross section of the open groove 721 is a U-shaped structure, and the bottom of the upper glass door 1 is inserted into the open groove 721 and sealed by a sealant, so as to ensure the sealing performance.
An anti-collision strip 71 is arranged on the inner side of the upper part of the guard plate 72, specifically, a T-shaped groove 722 is arranged on the inner side of the open slot 721, and the opening of the T-shaped groove 722 horizontally faces to one side of the inside of the cab; the anti-collision strip 71 is clamped and fixed in the T-shaped groove 722, and the anti-collision strip 71 comprises a connecting part 711 and a buffer part 712; the connecting part 711 is clamped and fixed in the T-shaped groove 722, the buffering part 712 is a semicircular bulge, the buffering part 712 is hollow, and the anti-collision strip 71 with the structure can enable the door stop structure to have better anti-collision, shock-absorbing and noise-reducing functions; the material of the bumper strip 71 is a foamed rubber material.
A lower baffle 723 is arranged at the lower part of the guard plate 72, the lower baffle 723 is lower than the top of the lower glass door 3 by a certain distance, and the lower baffle 723 is arranged at the outer side of the lower glass door 3; can prevent rainwater from entering the cab, and plays a waterproof role.
A limiting plate 73 is fixedly arranged on the inner side of the upper part of the lower glass door 3, the limiting plate 73 comprises two vertical plates 731 which are parallel to each other, and the two vertical plates 731 are connected through an inclined plate 732; the vertical plate 731 at the lower part is fixedly bonded with the lower glass door 3; when the cab door is closed, the upper vertical plate 731 is in limited contact with the cushioning portion 712 of the bumper bar 71, so that the cushioning, shock-absorbing and noise-reducing effects are achieved.
The utility model can enlarge the side view of the cab, avoid driving dead angles, observe the side engineering conditions, improve the operation quality, have high working efficiency and improve the driving safety; the window can be enlarged, the daylighting performance of the cab is improved, the limitation of space is avoided, the cab door is in accordance with the ergonomic design, fatigue can be relieved, and the driving experience and comfort are improved; the sealing performance of the cab door after being closed can be improved, the inside and the outside of the cab are effectively isolated, and the security and the waterproofness are improved; the door closing device has a buffering effect, and vibration and noise generated when the door is closed are reduced.
The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.
Claims (10)
1. The utility model provides a two glass door structures of engineering machine tool driver's cabin which characterized in that: the glass door comprises an upper glass door (1) and a lower glass door (3), wherein the upper glass door (1) and the lower glass door (3) are opened and closed independently; the upper glass door (1) and the lower glass door (3) are fixedly arranged on a door frame (9) through first hinges (8); the lower glass door (3) is provided with a lower handrail (4), and the upper part of the lower handrail (4) is fixedly provided with a supporting arm assembly (6).
2. The double-glass door structure of the engineering machinery cab as claimed in claim 1, wherein: the upper glass door (1) and the lower glass door (3) are locked and fixed together through a locking mechanism (5); the locking mechanism (5) comprises a locking handle (51) and a locking seat (52), the locking seat (52) is fixedly arranged at the top of the lower glass door (3), and a clamping groove (521) is formed in the locking seat (52); one end and an upper portion of the catching groove (521) are opened.
3. The double-glass door structure of the engineering machinery cab as claimed in claim 1, wherein: go up glass door (1) and still be provided with between lower glass door (3) door shield structure (7), door shield structure (7) are including backplate (72), the upper portion of backplate (72) is provided with open slot (721), the bottom grafting of going up glass door (1) is fixed in open slot (721).
4. The double-glass door structure of the engineering machinery cab as claimed in claim 3, wherein: an anti-collision strip (71) is arranged on the inner side of the upper part of the guard plate (72), and the anti-collision strip (71) comprises a buffer part (712); the buffer part (712) is a semicircular bulge, and the interior of the buffer part (712) is hollow.
5. The double-glass door structure of the engineering machinery cab as claimed in claim 2, wherein: a stop block (511) is arranged at the lower part of the locking handle (51); the stop block (511) is inserted into the clamping groove (521) to lock and fix the upper glass door (1) and the lower glass door (3).
6. The double-glass door structure of the engineering machinery cab as claimed in claim 1, wherein: the supporting arm assembly (6) comprises a support (61), the upper end of the support (61) is fixedly connected with a rubber arm support (64), and the rubber arm support (64) is arranged into an arc-shaped structure; the lower end of the support (61) is rotatably connected to a pin shaft (63), a second hinge (62) is further rotatably connected to the pin shaft (63), and the second hinge (62) is fixedly connected with the lower handrail (4); the rubber arm support (64) rotates around the pin shaft (63) along with the support (61).
7. The double-glass door structure of the engineering machinery cab as claimed in claim 2, wherein: the locking handle (51) is rotatably connected to the locking pin shaft (53), and the other end of the locking pin shaft (53) is fixedly connected with the upper glass door (1).
8. The double-glass door structure of the engineering machinery cab as claimed in claim 3, wherein: the lower part of the guard plate (72) is provided with a lower baffle (723), the lower baffle (723) is lower than the top of the lower glass door (3) for a certain distance, and the lower baffle (723) is arranged on the outer side of the lower glass door (3).
9. The double-glass door structure of the engineering machinery cab as claimed in claim 1, wherein: an upper handrail (2) is arranged on the upper glass door (1); the upper part of the upper handrail (2) is hinged with the bottom of the gas spring (10); the stretching end of the gas spring (10) is hinged with the door frame (9), and the gas spring (10) is used for assisting the opening and closing of the upper glass door (1).
10. The double-glass door structure of the engineering machinery cab as claimed in claim 4, wherein: a limiting plate (73) is fixedly arranged on the inner side of the upper part of the lower glass door (3), the limiting plate (73) comprises two vertical plates (731) which are parallel to each other, and the two vertical plates (731) are connected through an inclined plate (732); the vertical plate (731) at the lower part is fixedly bonded with the lower glass door (3); when the cab door is closed, the upper riser (731) is in limited contact with the cushioning portion (712) of the bumper strip (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922164088.1U CN210881631U (en) | 2019-12-06 | 2019-12-06 | Double-glass door structure of engineering machinery cab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922164088.1U CN210881631U (en) | 2019-12-06 | 2019-12-06 | Double-glass door structure of engineering machinery cab |
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| Publication Number | Publication Date |
|---|---|
| CN210881631U true CN210881631U (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922164088.1U Active CN210881631U (en) | 2019-12-06 | 2019-12-06 | Double-glass door structure of engineering machinery cab |
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| CN (1) | CN210881631U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110789313A (en) * | 2019-12-06 | 2020-02-14 | 山东亚泰机械有限公司 | A construction machinery cab double glass door structure |
-
2019
- 2019-12-06 CN CN201922164088.1U patent/CN210881631U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110789313A (en) * | 2019-12-06 | 2020-02-14 | 山东亚泰机械有限公司 | A construction machinery cab double glass door structure |
| CN110789313B (en) * | 2019-12-06 | 2025-02-11 | 山东亚泰机械有限公司 | Double glass door structure for engineering machinery cab |
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