Water-leakage-proof high-air-tightness access door

Abstract

The utility model provides a leakproof high airtight access door, relates to airtight access door field, including access door subassembly, access door subassembly includes door frame, outer sheet metal and inner sheet metal, outer sheet metal and inner sheet metal combine to form the door plate, door frame is used for providing support, the outer sheet metal is used for providing the outer sheet metal, the inner sheet metal is used for providing the inner sheet metal. A sealing assembly is installed between the door frame and the outer metal plate and between the door frame and the inner metal plate, the sealing assembly is used for providing sealing, and the sealing assembly comprises a metal outer frame, a metal inner frame, sealing cotton, a sealing strip, an outer heat insulation strip, a fixing bolt, a heat insulation nail sleeve and an inner heat insulation strip. By arranging the door frame, the outer metal plate and the inner metal plate, the effect of providing a maintenance channel for the air conditioner outdoor unit is achieved, and by means of multiple sealing of the metal outer frame, the metal inner frame, the sealing cotton, the sealing strip, the outer heat insulation strip, the fixing bolt, the heat insulation nail sleeve and the inner heat insulation strip, the situation of water leakage caused by aging of rubber strips can be prevented, and the service life of the air conditioner outdoor unit is prolonged. And the sealing performance of the access door is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of air tightness access door, concretely is a kind of high air tightness access door of anti-leakage. BACKGROUND

[0002] Air conditioner access door is mainly used for the maintenance and repair of air conditioning system, and the air conditioner access door can provide a maintenance passage, so that the maintenance personnel can easily enter the installation position of the air conditioner outdoor unit, thereby facilitating the maintenance and repair of the air conditioner outdoor unit, and providing convenience for maintenance and repair work.

[0003] According to Chinese patent application No. 202020576940.6, an industrial air conditioner access door is disclosed, which comprises a door frame, a door panel and a door handle. The door frame and the door panel are connected by heavy hinges. The door frame includes a first door frame for mounting heavy hinges and a second door frame for mounting sealing strips. The door panel includes an outer door panel and an inner door panel. The inner door panel is embedded in the outer door panel. A peripheral groove formed at the joint is provided with sealing strips. An observation window assembly is provided in the middle of the door panel. The observation window assembly includes tempered glass, glass fillets, glass inlays, wall panels and steel rings. The steel rings are arranged on the upper part of the door panel. The glass fillets and wall panels are embedded in the inlay grooves of the glass inlays. The tempered glass is embedded between the glass inlays.

[0004] The prior art effectively solves the technical problem of poor sealing of the air conditioner access door, causing leakage of cold and hot air, increasing the load of the unit. The sealing performance of the access door is improved, and the load of the air conditioning unit is reduced. However, the air tightness of the air conditioner access door is poor, and the sealing strips are prone to leakage after aging, thereby affecting the use effect of the access door.

[0005] Therefore, the utility model provides a high air tightness access door with anti-leakage to solve the above problems. UTILITY MODEL CONTENTS

[0006] To solve the above technical problems, the utility model provides the following technical scheme:

[0007] A high air tightness access door with anti-leakage, comprising an access door assembly, the access door assembly comprising a door frame, an outer sheet metal and an inner sheet metal, the outer sheet metal and the inner sheet metal being combined to form a door panel, the door frame being used to provide support, a sealing assembly being installed between the door frame and the outer sheet metal and the inner sheet metal, the sealing assembly being used to provide sealing, the sealing assembly comprising a metal outer frame, a metal inner frame, sealing cotton, sealing strips, outer heat insulation strips, fixing bolts, heat insulation pin sleeves and inner heat insulation strips, the fixing bolts being used to fix the metal outer frame, the metal inner frame and the sealing cotton, the sealing strips being located between the sealing cotton and the inner heat insulation strips, the inner heat insulation strips being fixedly connected with the outer sheet metal and the inner sheet metal, the number of sealing assemblies being two groups, and being located on both sides of the outer sheet metal and the inner sheet metal respectively.

[0008] Further, in the utility model, one end of the fixing bolt penetrates the metal outer frame, the metal inner frame and the sealing cotton, one end of the heat insulation nail sleeve penetrates the metal inner frame, and the heat insulation nail sleeve is used for providing protection for the metal inner frame.

[0009] Further, in the utility model, the metal inner frame is fixedly connected with the inner wall of the door frame, the metal outer frame is fixedly connected with the outer wall of the door frame, and the sealing cotton is located at the connecting position of the metal outer frame and the metal inner frame.

[0010] Further, in the utility model, the access door assembly further comprises a hinge, a handle, a lock tongue and a pressure relief hook, and the outer sheet metal is hingedly connected with the door frame through the hinge.

[0011] Further, in the utility model, the lock tongue and the pressure relief hook are both installed on the surface of the inner sheet metal, the handle is installed on the surface of the outer sheet metal, and the handle and the pressure relief hook are drivingly connected through a transmission rod.

[0012] Beneficial effects, the utility model has following beneficial effects:

[0013] The utility model discloses a door frame, outer sheet metal and inner sheet metal are set up, can provide the effect of providing the access channel for the air conditioner outdoor unit, thereby can conveniently maintain and overhaul the air conditioner outdoor unit, improves the overhaul efficiency of air conditioner outdoor unit, through the multiple sealing of metal outer frame, metal inner frame, sealing cotton, sealing strip, outer heat insulation strip, fixing bolt, heat insulation nail sleeve and inner heat insulation strip, thereby can prevent the aging of rubber strip and cause the leakage situation, effectively improve the sealing property of access door. ACCURACY OF DRAWINGS

[0014] Fig. 1 It is the front view structure schematic diagram of the utility model;

[0015] Fig. 2 It is the utility model's plan view section structure schematic diagram.

[0016] In the drawing:

[0017] 1, access door assembly;101, door frame;102, outer sheet metal;103, inner sheet metal;104, hinge;105, handle;106, lock tongue;107, pressure relief hook;2, sealing assembly;201, metal outer frame;202, metal inner frame;203, sealing cotton;204, sealing strip;205, outer heat insulation strip;206, fixing bolt;207, heat insulation nail sleeve;208, inner heat insulation strip. CONCRETE IMPLEMENTING METHOD

[0018] For a better understanding of the technical content of the present application, specific embodiments are described below with the accompanying drawings. In the present disclosure, the aspects of the present application are described with reference to the accompanying drawings, which show many embodiments of the description. The embodiments of the present disclosure are not necessarily defined in all aspects of the present application. It should be understood that the various concepts and embodiments introduced above, as well as those described in more detail below, can be implemented in any of a number of ways, as the concepts and embodiments disclosed in the present application are not limited to any implementation. In addition, some aspects of the present application can be used alone, or in any appropriate combination with other aspects of the present application.

[0019] Embodiment 1

[0020] As Figs. 1-2 shown, the first embodiment of the present application provides a water leakage prevention high air tightness access door, which comprises an access door assembly 1, the access door assembly 1 comprises a door frame 101, an outer sheet metal 102 and an inner sheet metal 103, the outer sheet metal 102 and the inner sheet metal 103 are combined to form a door panel, the door frame 101 is used to provide support, a sealing assembly 2 is installed between the door frame 101 and the outer sheet metal 102 and the inner sheet metal 103, the sealing assembly 2 is used to provide sealing, the sealing assembly 2 comprises a metal outer frame 201, a metal inner frame 202, sealing cotton 203, a sealing strip 204, an outer heat insulation strip 205, a fixing bolt 206, a heat insulation nail sleeve 207 and an inner heat insulation strip 208, the fixing bolt 206 is used to fix the metal outer frame 201, the metal inner frame 202 and the sealing cotton 203, the sealing strip 204 is located between the sealing cotton 203 and the inner heat insulation strip 208, the inner heat insulation strip 208 is fixedly connected with the outer sheet metal 102 and the inner sheet metal 103, the number of the sealing assembly 2 is two groups, and is located on both sides of the outer sheet metal 102 and the inner sheet metal 103 respectively.

[0021] As Figs. 1-2As shown, the outer sheet metal 102 and the inner sheet metal 103 are welded to form a door plate, and the hollow layer of the outer sheet metal 102 and the inner sheet metal 103 can be filled with a polyurethane plate, which can play a heat preservation effect, and the door frame 101 is also made of a polyurethane plate, which is used to provide support for the door plate, and the metal outer frame 201, the metal inner frame 202, the sealing cotton 203, the sealing strip 204, the outer heat insulation strip 205, the fixing bolt 206, the heat insulation nail sleeve 207 and the inner heat insulation strip 208 cooperate to provide sealing for the connection between the door plate and the door frame 101, prevent water and air leakage from occurring, and through the multiple sealing of the metal outer frame 201, the metal inner frame 202, the sealing cotton 203, the sealing strip 204, the outer heat insulation strip 205, the fixing bolt 206, the heat insulation nail sleeve 207 and the inner heat insulation strip 208, the aging of the rubber strip can be prevented, and the sealing performance of the access door is effectively improved, and the whole metal outer frame 201 is made of full-steel cold bending forming, which improves the strength and prevents deformation during installation and use.

[0022] Embodiment 2

[0023] Referring to Figs. 1-2 , the second embodiment of the utility model, the embodiment is based on the previous embodiment.

[0024] In the embodiment, one end of the fixing bolt 206 penetrates through the metal outer frame 201, the metal inner frame 202 and the sealing cotton 203, and one end of the heat insulation nail sleeve 207 penetrates through the metal inner frame 202, and the heat insulation nail sleeve 207 is used to provide protection for the metal inner frame 202.

[0025] One end of the fixing bolt 206 penetrates through the metal outer frame 201, the metal inner frame 202 and the sealing cotton 203, and one end of the heat insulation nail sleeve 207 penetrates through the metal inner frame 202, and the heat insulation nail sleeve 207 is used to provide protection for the metal inner frame 202.

[0026] The access door assembly 1 further comprises a hinge 104, a handle 105, a lock tongue 106 and a pressure relief hook 107, and the outer sheet metal 102 is hinged to the door frame 101 through the hinge 104.

[0027] The lock tongue 106 and the pressure relief hook 107 are both installed on the surface of the inner sheet metal 103, and the handle 105 is installed on the surface of the outer sheet metal 102, and the handle 105 and the pressure relief hook 107 are connected through a transmission rod.

[0028] As Figs. 1-2As shown, the whole steel cold bending forming process of the outer frame greatly improves the strength and avoids deformation during installation and use, the door plate formed by the outer sheet metal 102 and the inner sheet metal 103 can be connected with the door frame 101 through the hinge 104, the hinge 104, the handle 105, the lock tongue 106 and the pressure relief hook 107 can be matched to facilitate opening or closing, the handle 105 can play a locking effect when closed, thereby improving the sealing performance of the access door.

[0029] In use, the door plate formed by the outer sheet metal 102 and the inner sheet metal 103 can be connected with the door frame 101 through the hinge 104, the hinge 104, the handle 105, the lock tongue 106 and the pressure relief hook 107 can be matched to facilitate opening or closing, the handle 105 can play a locking effect when closed, thereby improving the sealing performance of the access door, the metal outer frame 201, the metal inner frame 202, the sealing cotton 203, the sealing strip 204, the outer heat insulation strip 205, the fixing bolt 206, the heat insulation nail sleeve 207 and the inner heat insulation strip 208 can be matched to provide sealing for the connection between the door plate and the door frame 101, prevent water and air leakage, the metal outer frame 201, the metal inner frame 202, the sealing cotton 203, the sealing strip 204, the outer heat insulation strip 205, the fixing bolt 206, the heat insulation nail sleeve 207 and the inner heat insulation strip 208 can be multiple sealed, thereby preventing the aging of the rubber strip and causing water leakage, effectively improving the sealing performance of the access door.

[0030] The standard parts used in the present application can be purchased from the market, and can be customized according to the description and drawings, and the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, the mechanical parts and equipment adopt the conventional type in the prior art, the control mode is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of the person skilled in the art, which belongs to the common knowledge in the art, and the present application is mainly used to protect the mechanical device, so the control mode and circuit connection are not explained in detail.

[0031] Although the present application has been disclosed with the preferred embodiments, it is not intended to limit the present application. Those skilled in the art can make various modifications and improvements without departing from the spirit and scope of the present application. Therefore, the protection scope of the present application shall be subject to the definition of the claims.

Claims

1. A water-tight, high-air-tight access door comprising an access door assembly (1), characterized in that: The maintenance door assembly (1) comprises a door frame (101), an outer sheet metal (102) and an inner sheet metal (103), the outer sheet metal (102) and the inner sheet metal (103) are combined to form a door panel, the door frame (101) is used for providing support, a sealing assembly (2) is mounted between the door frame (101) and the outer sheet metal (102) and the inner sheet metal (103), the sealing assembly (2) is used for providing sealing, the sealing assembly (2) comprises a metal outer frame (201), a metal inner frame (202), sealing cotton (203), a sealing strip (204), an outer heat insulation strip (205), a fixing bolt (206), a heat insulation nail sleeve (207) and an inner heat insulation strip (208), the fixing bolt (206) is used for fixing the metal outer frame (201), the metal inner frame (202) and the sealing cotton (203), the sealing strip (204) is located between the sealing cotton (203) and the inner heat insulation strip (208), the inner heat insulation strip (208) is fixedly connected with the outer sheet metal (102) and the inner sheet metal (103), and two groups of the sealing assembly (2) are arranged on both sides of the outer sheet metal (102) and the inner sheet metal (103).

2. The water leakage preventing and high air tightness access door according to claim 1, wherein: One end of the fixing bolt (206) penetrates the metal outer frame (201), the metal inner frame (202) and the sealing cotton (203), one end of the heat insulation nail sleeve (207) penetrates the metal inner frame (202), and the heat insulation nail sleeve (207) is used for protecting the metal inner frame (202).

3. The water leakage preventing and high air tightness access door according to claim 1, wherein: The metal inner frame (202) is fixedly connected with the inner wall of the door frame (101), the metal outer frame (201) is fixedly connected with the outer wall of the door frame (101), and the sealing cotton (203) is located at the connection position of the metal outer frame (201) and the metal inner frame (202).

4. The water leakproof high air-tight access door according to claim 1, wherein: The maintenance door assembly (1) further comprises a hinge (104), a handle (105), a lock tongue (106) and a pressure relief hook (107), and the outer sheet metal (102) is hinged to the door frame (101) through the hinge (104).

5. The water tight, high air tight access door of claim 4, wherein: The lock tongue (106) and the pressure relief hook (107) are mounted on the surface of the inner sheet metal (103), the handle (105) is mounted on the surface of the outer sheet metal (102), and the handle (105) and the pressure relief hook (107) are drivingly connected through a transmission rod.

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