CN211524569U

CN211524569U - Fume chamber maintenance door structure

Info

Publication number: CN211524569U
Application number: CN201922247708.8U
Authority: CN
Inventors: 张玉飞
Original assignee: Nantong Chengyang Experiment Equipment Co ltd
Current assignee: Nantong Chengyang Experiment Equipment Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-09-18
Anticipated expiration: 2029-12-16

Abstract

The utility model relates to a fume chamber maintenance door structure, including the cabinet side wall and setting up the maintenance door on the cabinet side wall, the maintenance door includes the inner panel in frame and the frame, offer the notch that is used for installing the maintenance door on the cabinet side wall, the frame is connected with the cabinet side wall through setting element one and setting element two, set up the spring pocket on the frame, setting element one includes the spring block that sets up in the spring pocket, the spring block tip extends to the spring pocket outside, be provided with reset spring in the spring pocket, the reset spring both ends are connected spring block and spring pocket respectively and are kept away from the tank bottom of spring block; a strip-shaped groove communicated with the outside of the frame is formed in the spring groove, a movable piece is arranged on the spring block, and one end of the movable piece extends to the outside of the strip-shaped groove; the side wall of the notch is provided with a clamping groove matched with the end part of the spring block, and the end part of the spring block is formed with an inclined plane. The utility model discloses have the effect that the maintenance door is convenient for install and dismantles.

Description

Fume chamber maintenance door structure

Technical Field

The utility model relates to a fume chamber equipment's technical field especially relates to a fume chamber maintenance door structure.

Background

A fume hood is a common device in chemical laboratories. The pretreatment of chemical experiments, and the preparation of solutions with volatile reagents, are often performed in fume hoods.

The ventilation cabinet provided by the patent application with the publication number of CN201394566Y comprises a cabinet body and a cabinet door which is pushed and pulled up and down, wherein an exhaust pipe is arranged above the cabinet body, a fan connected with the exhaust pipe is arranged in the cabinet body, an operating platform is arranged in the cabinet body, an operating window is arranged on the cabinet door, and an operating window door is arranged on the outer side of the operating window. Has the advantages of good ventilation, convenient use and safety.

The structure of the front revolving door is removed when the existing fume hood is used, so that the maintenance work of the interior can be conveniently carried out, the structure of the maintenance door is sometimes increased on the side face, the maintenance door is generally installed in a hinged or screwed mode, the hinged maintenance door is inconvenient to fix after being opened, the maintenance is also affected by shielding light, the maintenance door installed by screws is inconvenient to install and disassemble, and therefore the maintenance door structure convenient to install and disassemble is required to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fume chamber maintenance door structure has the effect of being convenient for install and dismantle.

In order to achieve the purpose, the utility model provides a maintenance door structure of a ventilation cabinet, which comprises a cabinet side wall and a maintenance door arranged on the cabinet side wall, wherein the maintenance door comprises a frame and an inner plate in the frame, a notch for installing the maintenance door is formed in the cabinet side wall, the frame is connected with the cabinet side wall through a first positioning piece and a second positioning piece, a spring groove is formed in the frame, the first positioning piece comprises a spring block arranged in the spring groove, the end part of the spring block extends to the outside of the spring groove, a reset spring is arranged in the spring groove, and the two ends of the reset spring are respectively connected with the spring block and the spring groove, so that the spring block is far away; a strip-shaped groove communicated with the outside of the frame is formed in the spring groove, a movable piece is arranged on the spring block, and one end of the movable piece extends to the outside of the strip-shaped groove; a clamping groove matched with the end part of the spring block is formed in the side wall of the notch, an inclined plane is formed at the end part of the spring block, and the inclined direction of the inclined plane is inclined from the bottom of the groove far away from the clamping groove to the direction close to the bottom of the notch; the second positioning piece comprises a magnet arranged at the bottom of the frame, and an iron sheet corresponding to the position of the magnet is arranged at the notch.

By adopting the technical scheme, the structure of the maintenance door is formed by the structures of the frame and the inner plate, the structure of the notch is used for installing the maintenance door, and the structures of the first positioning piece and the second positioning piece are used for realizing fixation; during the notch is sent into to the frame when using, the inner wall of notch is used in the inclined plane of spring block for the spring block removes a segment to the spring pocket, reset spring is compressed, the in-process spring block that continues to remove corresponds with the position of draw-in groove, can pop out and cooperate with the draw-in groove from the spring pocket, the location effect of a pair of frames of setting element has been realized, when dismantling, the structure through the pulling movable piece drives the spring block and removes to the spring pocket inside, spring block and draw-in groove separation, be convenient for dismantle.

Further, the frame sets up to right triangle, and setting element one sets up on the hypotenuse and vertical right angle edge of frame, and setting element two sets up on the horizontally right angle edge, and the holding tank that holds the inner panel edge is seted up to the frame inboard.

Through adopting above-mentioned technical scheme, the frame is triangular structure, when installing and dismantling, the outside movable plate of a manual pulling setting element outside, outwards pull out the frame can, the bottom uses setting element two rather than the structure of setting element one, is for the convenience of dismantling.

Furthermore, the frame comprises an inclined plate, a vertical plate and a transverse plate which are connected end to end, wherein one ends of the inclined plate and the vertical plate, which are close to each other, are fixedly connected, connecting blocks are formed at the tops of the two ends of the transverse plate, connecting grooves matched with the connecting blocks are formed at the bottoms of the inclined plate and the vertical plate, grooves are formed in the two sides of the connecting blocks, bent elastic pieces are arranged in the grooves, and the bending direction of the elastic pieces is downward bending from the center to the two sides; the spread groove both sides shaping has the joint groove, and the bottom butt of flexure strip bottom and the vertical direction in joint groove.

By adopting the technical scheme, the transverse plate and the frame at the bottom adopt a split structure, and when the inner plate is installed, the edge of the inner plate is sent into the accommodating groove to install the inner plate; during the connecting groove was sent into to the connecting block on the diaphragm of bottom, the inner wall of connecting groove can be used for making the flexure strip appear crooked on the flexure strip, continues to remove the connecting block and makes connecting block rebound, and the flexure strip is followed and is popped out in the recess and enter into the joint groove, and the bottom butt in flexure strip and joint groove has played the location effect to the connecting block, has realized the concatenation installation of frame.

Furthermore, be provided with the rubber strip in the holding tank, rubber strip and inner panel butt.

Through adopting above-mentioned technical scheme, having used the structure of rubber strip, when carrying out the installation of connecting block, the inner panel edge supports on the rubber strip for deformation appears in the rubber strip, and the connecting block can continue to remove partly in the spread groove, and the flexure strip can enter into the joint groove smoothly.

Furthermore, a rubber pad is arranged on one side of the frame close to the groove bottom of the groove opening, and the rubber pad is tightly propped against the groove bottom of the groove opening.

Through adopting above-mentioned technical scheme, increased the structure of rubber pad, after the installation of frame, the sealed effect of junction is better.

Furthermore, corners of the frame are rounded.

Through adopting above-mentioned technical scheme, the corner of frame sets up the structure of fillet shape, is difficult for hindering good user when using.

The utility model discloses at least, following technological effect has:

1. the structure of the spring block and the spring groove is used as a first positioning piece, the structure of the magnet is used as a second positioning piece, and the structures of the frame and the inner plate are used as maintenance doors, so that the maintenance doors are convenient to mount and dismount;

2. the frame has used the structure of concatenation assembled, swash plate and riser fixed connection, and the diaphragm of bottom is installed through the structure of connecting block, has played the comparatively convenient effect of concatenation of maintenance door.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a schematic view of a positioning member of the present invention;

FIG. 3 is a schematic view of the installation of the middle cross plate of the present invention;

fig. 4 is the utility model discloses well frame concatenation sketch map.

Labeled as: 1. a side wall of the cabinet body; 11. a notch; 2. a frame; 21. a vertical plate; 22. a sloping plate; 23. a transverse plate; 24. a rubber pad; 25. accommodating grooves; 26. a rubber strip; 27. connecting grooves; 28. a clamping groove; 3. a first positioning piece; 31. a spring slot; 32. a return spring; 33. a spring block; 34. a strip-shaped groove; 35. a movable plate; 4. a magnet; 41. iron sheets; 5. an inner plate; 6. connecting blocks; 61. a groove; 62. an elastic sheet.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1, the present embodiment provides a fume hood maintenance door structure, which includes a cabinet sidewall 1 and a maintenance door disposed on the cabinet sidewall 1, wherein the maintenance door includes a frame 2 and an inner plate 5 in the frame 2.

Referring to fig. 1-3, a notch 11 for installing a maintenance door is formed on a side wall 1 of the cabinet, a frame 2 is connected with the side wall 1 of the cabinet through a first positioning piece 3 and a second positioning piece, a spring slot 31 is formed on the frame 2, the first positioning piece 3 comprises a spring block 33 arranged in the spring slot 31, the end of the spring block 33 extends to the outside of the spring slot 31, a return spring 32 is arranged in the spring slot 31, two ends of the return spring 32 are respectively connected with the spring block 33 and the bottom of the spring slot 31 far away from the spring block 33,

referring to fig. 1-3, a strip-shaped groove 34 communicated with the outside of the frame 2 is formed in the spring groove 31, a movable piece 35 is arranged on the spring block 33, and one end of the movable piece 35 extends to the outside of the strip-shaped groove 34. The side wall of the notch 11 is provided with a clamping groove matched with the end part of the spring block 33, the end part of the spring block 33 is formed with an inclined plane, and the inclined direction of the inclined plane is inclined from the groove bottom far away from the clamping groove to the direction close to the bottom of the notch 11. One side that frame 2 is close to 11 tank bottoms of notch is provided with rubber pad 24, and the tank bottoms of rubber pad 24 and notch 11 are supported tightly, uses the structure of rubber pad 24, and the sealed effect of

frame

2 and 11 junctions of notch is better.

Referring to fig. 1-3, the second positioning member includes a magnet 4 disposed at the bottom of the frame 2, and an iron sheet 41 corresponding to the position of the magnet 4 is disposed at the notch 11. Frame 2 sets up to right triangle, and setting element one 3 sets up on the hypotenuse and vertical right angle edge of frame 2, and setting element two sets up on the horizontally right angle edge, and frame 2 inboard is seted up and is held holding tank 25 at inner panel 5 edge. A rubber strip 26 is mounted in the accommodating groove 25, and the rubber strip 26 abuts against the edge of the inner plate 5.

Referring to fig. 1-4, corners of the frame 2 are set to be in a circular-arc shape, the frame 2 comprises an inclined plate 22, a vertical plate 21 and a transverse plate 23 which are connected end to end, the inclined plate 22 and the vertical plate 21 are fixedly connected with one end close to each other, connecting blocks 6 are formed at the tops of two ends of the transverse plate 23, connecting grooves 27 matched with the connecting blocks 6 are formed in the bottoms of the inclined plate 22 and the vertical plate 21, grooves 61 are formed in two sides of the connecting blocks 6, bent elastic pieces 62 are arranged in the grooves 61, and the bent direction of the elastic pieces 62 is downward bent from the. The connecting groove 27 is formed with the clamping groove 28 on both sides, and the bottom of the elastic sheet 62 is abutted with the bottom of the clamping groove 28 in the vertical direction.

The utility model discloses an implement the principle and do: the structure that has used frame 2 and inner panel 5 has constituteed the structure of maintenance door, uses the structure of notch 11 to carry out the installation of maintenance door, has used setting element one 3 and setting element two's structure to realize fixedly. In notch 11 is sent into to frame 2 when using, the inner wall of notch 11 is used in the inclined plane of spring block 33, make spring block 33 remove a segment in to spring groove 31, reset spring 32 is compressed, the in-process spring block 33 that continues to remove corresponds with the position of draw-in groove, can pop out and cooperate with the draw-in groove from spring groove 31, the positioning effect of setting element 3 to frame 2 has been realized, when dismantling, the structure through pulling movable piece 35 drives spring block 33 to the inside removal of spring groove 31, spring block 33 and draw-in groove separation, convenient to dismantle.

When the frame 2 is spliced, the edge of the inner plate 5 is sent into the accommodating groove 25, and the inner plate 5 is installed; connecting block 6 on bottom diaphragm 23 sends into connecting groove 27, and the inner wall of connecting groove 27 can be used for making the flexure strip 62 appear crooked on the flexure strip 62, continues to remove connecting block 6 and makes connecting block 6 rebound, and during flexure strip 62 was popped out and was entered into joint groove 28 from recess 61, the bottom butt of flexure strip 62 and joint groove 28 had played the location effect to connecting block 6, had realized the concatenation installation of frame 2.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and those skilled in the art can make many variations and modifications of the technical solution of the present invention without departing from the scope of the technical solution of the present invention.

Claims

1. The utility model provides a fume chamber maintenance door structure, includes cabinet side wall (1) and sets up the maintenance door on cabinet side wall (1), its characterized in that: the maintenance door comprises a frame (2) and an inner plate (5) in the frame (2), a notch (11) for installing the maintenance door is formed in the side wall (1) of the cabinet body, the frame (2) is connected with the side wall (1) of the cabinet body through a first positioning piece (3) and a second positioning piece, a spring groove (31) is formed in the frame (2), the first positioning piece (3) comprises a spring block (33) arranged in the spring groove (31), the end part of the spring block (33) extends to the outside of the spring groove (31), a reset spring (32) is arranged in the spring groove (31), and two ends of the reset spring (32) are respectively connected with the spring block (33) and the groove bottom of the spring groove (31) far away from the spring block (33); a strip-shaped groove (34) communicated with the outside of the frame (2) is formed in the spring groove (31), a movable sheet (35) is arranged on the spring block (33), and one end of the movable sheet (35) extends to the outside of the strip-shaped groove (34); a clamping groove matched with the end part of the spring block (33) is formed in the side wall of the notch (11), an inclined plane is formed at the end part of the spring block (33), and the inclined direction of the inclined plane is inclined from the bottom of the groove far away from the clamping groove to the direction close to the bottom of the notch (11); the second positioning piece comprises a magnet (4) arranged at the bottom of the frame (2), and an iron sheet (41) corresponding to the position of the magnet (4) is arranged at the notch (11).

2. A fumehood service door structure as defined in claim 1, wherein: frame (2) set up to right triangle, and setting element (3) set up on the hypotenuse and vertical right angle edge of frame (2), and setting element two sets up on the horizontally right angle edge, and frame (2) inboard is seted up and is held holding tank (25) at inner panel (5) edge.

3. A fumehood service door structure as defined in claim 2, wherein: the frame (2) comprises an inclined plate (22), a vertical plate (21) and a transverse plate (23) which are connected end to end, the inclined plate (22) and the vertical plate (21) are fixedly connected at one end close to each other, connecting blocks (6) are formed at the tops of two ends of the transverse plate (23), connecting grooves (27) matched with the connecting blocks (6) are formed at the bottoms of the inclined plate (22) and the vertical plate (21), grooves (61) are formed in two sides of each connecting block (6), a bent elastic sheet (62) is arranged in each groove (61), and the bending direction of each elastic sheet (62) is downward bending from the center to two sides of each connecting block (6); the connecting groove (27) is formed with clamping grooves (28) on two sides, and the bottom of the elastic sheet (62) is abutted to the bottom of the clamping grooves (28) in the vertical direction.

4. A fumehood service door structure as defined in claim 3, wherein: be provided with rubber strip (26) in holding tank (25), rubber strip (26) and inner panel (5) butt.

5. A fumehood service door structure as defined in claim 1, wherein: one side of the frame (2) close to the groove bottom of the notch (11) is provided with a rubber pad (24), and the rubber pad (24) is tightly propped against the groove bottom of the notch (11).

6. A fumehood service door structure as defined in claim 1, wherein: corners of the frame (2) are rounded.