CN211422388U

CN211422388U - Air tightness purifying door

Info

Publication number: CN211422388U
Application number: CN201922271416.8U
Authority: CN
Inventors: 陈林兴
Original assignee: Suzhou Jinao Industrial Co ltd
Current assignee: Suzhou Jinao Industrial Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-09-04
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses an airtight purifying door in the technical field of purifying doors, which comprises a door frame, wherein the front side and the rear side of the inner wall at the top and the bottom of the door frame are both provided with chutes, two groups of chutes at the upper side and the lower side are both provided with movable doors in sliding connection, the left sides of the outer walls at the front side and the rear side of the door frame are both provided with grooves matched with the movable doors, the bottom of the outer wall at the front side of the movable door is provided with a barometer, when in use, a servo motor drives a screw rod to rotate so that the movable doors move leftwards in the chutes to seal the grooves, a transverse sealing strip tightly supports against the inner wall of the chute when the movable doors slide, the tightness of the connection between the movable doors and the door frame is improved, when the movable doors slide, a connecting block can avoid that the extrusion force applied to the transverse sealing strip is too large, the movable doors are pulled to cause, if the air pressure value is reduced, the movable door is not completely sealed.

Description

Air tightness purifying door

Technical Field

The utility model relates to a purifying door technical field specifically is an air tightness purifying door.

Background

The purifying door is used for a clean room with high requirement on cleanness, dust accumulation is reduced as much as possible, and the purifying door is one of important methods for ensuring the cleanliness of the clean room, but the existing purifying door is poor in air tightness, a certain gap is left at the joint of the purifying door to ensure normal opening and closing of the purifying door, so that the sealing degree of the clean room cannot be ensured, and whether the clean room is completely sealed or not cannot be detected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an gas tightness purifying door to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an airtight purifying door comprises a door frame, wherein sliding grooves are formed in the front side and the rear side of the inner wall of the top and the bottom of the door frame, movable doors are connected in the two groups of sliding grooves on the same upper side and the lower side in a sliding manner, the centers of the outer walls of the two opposite sides of the movable doors are connected through connecting blocks, a servo motor is arranged on the inner wall of the right side of the door frame and is positioned on the inner sides of the two groups of movable doors, a lead screw is installed at the power end of the left side of the servo motor through a speed reducer, the connecting block is sleeved on the outer wall of the lead screw in a threaded manner, grooves matched with the movable doors are formed in the left sides of the outer walls of the front side and the rear side of the door frame, a mounting groove is formed in the outer wall of the top, the air pump, the servo motor, the air pressure sensor and the air pressure meter are connected with an external power supply through leads.

Further, the dodge gate includes the dodge gate body, both sides outer wall all is equipped with the installing frame that longitudinal section is the U type around the dodge gate body, and is two sets of the installing frame is equipped with two sets of mounting holes back to back on the back the top of one side outer wall, and the homonymy is two sets of around be equipped with the screw in the mounting hole, just dodge gate body outer wall is equipped with the screw with screw matched with.

Further, dodge gate body top and bottom are equipped with the recess that the cross-section is the T type, and the joint has the cross-section to be the connecting block of T type in the recess, and is two sets of the relative one side of installing frame is laminated with the connecting block of T type, the fixed cover of connecting block outer wall of T type is equipped with transverse sealing strip, the laminating of transverse sealing strip inner wall and installing frame outer wall.

Furthermore, the top of mounting groove ring inner wall is equipped with the internal thread, mounting groove ring inner wall top thread bush is equipped with the closing plate.

Furthermore, the left side and the right side of the front end face of the mounting frame are provided with vertical sealing strips.

Compared with the prior art, the beneficial effects of the utility model are that: when using, servo motor drives the lead screw rotation and makes the dodge gate activity left in the spout sealed, transverse sealing strip supports tight spout inner wall when the dodge gate slides, the compactness of being connected of improvement dodge gate and doorframe, and when the dodge gate slides, the extrusion force that the connecting block can avoid transverse sealing strip to receive is too big, it causes to drop to be pulled up, the atmospheric pressure change of atmospheric pressure sensor monitoring door frame inner chamber this moment, and show through the barometer, the atmospheric pressure value of observing the barometer this moment has or not to change, if atmospheric pressure value reduces to explain the dodge gate is not sealed completely, need take off the dodge gate and change its sealing member.

Drawings

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

fig. 2 is a front view of the present invention;

FIG. 3 is a schematic view of the structure of the movable door of the present invention;

fig. 4 is the installation schematic diagram of the movable door body and the installation frame of the present invention.

In the figure: 1. a door frame; 2. a chute; 3. a movable door; 31. a movable door body; 32. installing a frame; 33. mounting holes; 34. connecting blocks; 35. a transverse sealing strip; 36. a vertical sealing strip; 4. connecting blocks; 5. a servo motor; 6. a screw rod; 7. grooving; 8. mounting grooves; 9. a sealing plate; 10. an air pump; 11. an air inlet pipe; 12. An air tube; 13. an air pressure sensor; 14. a barometer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a technical scheme: an airtight purifying door, please refer to fig. 1-2, which comprises a door frame 1, wherein the door frame 1 is installed in a reserved groove of a wall body and then sealed by fillers such as cement, sliding grooves 2 are respectively arranged on the front side and the rear side of the inner wall at the top and the bottom of the door frame 1, movable doors 3 are slidably connected in two groups of sliding grooves 2 on the same upper side and the lower side, the centers of the outer walls on the opposite sides of the two groups of movable doors 3 are connected through a connecting block 4, a servo motor 5 is arranged on the inner wall on the right side of the door frame 1, the servo motor 5 is positioned on the inner sides of the two groups of movable doors 3, a screw rod 6 is installed at the power end on the left side of the servo motor 5 through a speed reducer, the connecting block 4 is in threaded sleeve connection with the outer wall of the screw rod 6;

referring to fig. 1-2, a mounting groove 8 is formed on the outer wall of the top of a door frame 1, an air pump 10 is disposed inside the bottom of the mounting groove 8, an air inlet pipe 11 is disposed at the bottom of the air pump 10, the bottom of the air inlet pipe 11 extends into an inner cavity of the door frame 1, an air pipe 12 is disposed at the front end of the air pump 10, the front end of the air pipe 12 extends to the outer wall of the front side of the door frame 1, an air pressure sensor 13 is disposed at the bottom of the outer wall of the rear side of the front side movable door 3, the air pump 10 sends air from the outer wall of the door frame 1 through the air pipe 12 and the air inlet pipe 11 into the space between the door frame 1 and the two sets of movable doors 3, the air pressure sensor 13 monitors the air pressure change in the inner cavity of the door frame 1 and displays the air pressure by an air pressure gauge 14, the, The servo motor 5, the air pressure sensor 13 and the air pressure meter 14 are connected with an external power supply through leads;

referring to fig. 3, the movable door 3 includes a movable door body 31, the outer walls of the front and rear sides of the movable door body 31 are provided with mounting frames 32 having U-shaped longitudinal sections, the top of the outer wall of the opposite side of the two mounting frames 32 is provided with two sets of mounting holes 33, the two sets of mounting holes 33 on the front and rear sides are provided with screws, the outer wall of the movable door body 31 is provided with screw holes matched with the screws, and the mounting frames 32 protect the movable door body 31 and reduce abrasion during sliding;

referring to fig. 3-4, grooves with T-shaped cross sections are formed in the top and the bottom of the movable door body 31, the connecting blocks 34 with T-shaped cross sections are clamped in the grooves, opposite sides of the two sets of mounting frames 32 are attached to the T-shaped connecting blocks 34, the outer walls of the T-shaped connecting blocks 34 are fixedly sleeved with transverse sealing strips 35, the inner walls of the transverse sealing strips 35 are attached to the outer walls of the mounting frames 32, when the movable door 3 slides, the transverse sealing strips 35 can be prevented from falling off due to the fact that the transverse sealing strips 35 are subjected to overlarge extrusion force, and the transverse sealing strips 35 tightly abut against the inner wall of the sliding chute 2 when the movable door 3 slides, so that the connection tightness between;

referring to fig. 1, an inner thread is arranged on the circumferential inner wall of the mounting groove 8, a sealing plate 9 is sleeved on the circumferential inner wall of the mounting groove 8 in a threaded manner to seal the mounting groove 8, so that the influence of the entry of moist air on the normal operation of the air pump 10 is avoided;

referring to fig. 3, the vertical sealing strips 36 are disposed on the left and right sides of the front end surface of the front side mounting frame 32, so that when the movable door 3 moves to the left side for sealing, the sealing performance of the movable door 3 on the groove 7 is improved, the abrasion is mainly caused to the transverse sealing strip 35, and the vertical sealing strips 36 are only attached to the inner wall of the left side of the door frame 1 when sealing is performed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an air tightness purifying door, includes door frame (1), its characterized in that: the front side and the rear side of the inner wall of the top and the bottom of the door frame (1) are both provided with sliding grooves (2), the two groups of sliding grooves (2) at the same upper side and the lower side are internally and slidably connected with movable doors (3), the centers of the outer walls of the two opposite sides of the movable doors (3) are connected through connecting blocks (4), the inner wall of the right side of the door frame (1) is provided with a servo motor (5), the servo motor (5) is positioned at the inner sides of the two groups of movable doors (3), the power end of the left side of the servo motor (5) is provided with a lead screw (6) through a speed reducer, the connecting blocks (4) are in threaded sleeve connection with the outer wall of the lead screw (6), the left sides of the outer walls of the front side and the rear side of the door frame (1) are both provided with grooves (7) matched with the movable doors (3, intake pipe (11) bottom extends to door frame (1) inner chamber, air pump (10) front end is equipped with trachea (12), trachea (12) front end extends to door frame (1) front side outer wall, the front side the outer wall bottom of dodge gate (3) rear side is equipped with barometer (13), the front side the bottom of dodge gate (3) front side outer wall is equipped with barometer (14), air pump (10), servo motor (5), barometer (13) and barometer (14) all are connected with external power source through the wire.

2. A gas-tight purge door according to claim 1, wherein: dodge gate (3) are including dodge gate body (31), both sides outer wall all is equipped with installing frame (32) that the longitudinal section is the U type around dodge gate body (31), and is two sets of installing frame (32) are equipped with two sets of mounting hole (33) at the top of the outer wall of one side of carrying on the back mutually, and the homonymy is two sets of around be equipped with the screw in mounting hole (33), just dodge gate body (31) outer wall is equipped with the screw with screw matched with.

3. A gas-tight purge door according to claim 2, wherein: activity door body (31) top and bottom are equipped with the recess that the section is the T type, and the joint has connecting block (34) that the section is the T type in the recess, and is two sets of the relative one side of installing frame (32) is laminated with connecting block (34) of T type, the fixed cover of connecting block (34) outer wall of T type is equipped with transverse sealing strip (35), transverse sealing strip (35) inner wall and installing frame (32) outer wall laminating.

4. A gas-tight purge door according to claim 1, wherein: the mounting groove (8) is provided with internal threads towards the top of the inner wall, and a sealing plate (9) is sleeved on the threads towards the top of the inner wall in the mounting groove (8).

5. A gas-tight purge door according to claim 2, wherein: the left side and the right side of the front end surface of the mounting frame (32) on the front side are both provided with vertical sealing strips (36).