Chip for automobile air conditioner evaporator

Abstract

The utility model relates to a chip for an automobile air conditioner evaporator, and belongs to the technical field of chip mounting, the chip comprises a chip body, a chip mounting plate, a threaded seat and an adjusting structure mounted above the chip body, and the adjusting structure comprises a fixing plate movably mounted on the outer wall of the top of the threaded seat. According to the chip for the automobile air conditioner evaporator, the fixing plate is fixed to the upper portion of the chip mounting plate through the fixing screws, the elastic contraction limiting piece limits the chip body through the action of the adjusting spring, the adjusting rod, the adjusting plate, the connecting shaft and the elastic contraction limiting piece, and when the elastic contraction limiting piece expands with heat and contracts with cold, the elastic contraction limiting piece is not prone to deformation. The elastic contraction limiting piece can move in the adjusting groove formed in the fixing plate, meanwhile, the adjusting spring is adjusted according to the expanded or contracted space of the elastic contraction limiting piece, the elastic contraction limiting piece is attached to the top of the chip body all the time, and meanwhile the vibration amplitude of the adjusting spring is greatly reduced through the action of the multiple friction structures; therefore, the installation stability of the chip body is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the chip mounting technical field, in particular to a chip for an automobile air conditioner evaporator. BACKGROUND

[0002] The chip for an automobile air conditioner evaporator is a key electronic component installed in an automobile air conditioner system, which mainly functions to accurately control and regulate the refrigerant flow and pressure of the air conditioner system. The chip is usually integrated with temperature sensors, pressure sensors and actuators and other components, can monitor the running state of the air conditioner system in real time, and can maintain the constant temperature in the vehicle by adjusting the circulating speed of the refrigerant according to the temperature demand set by the driver. In addition, the chip can also optimize the working efficiency of the compressor, reduce energy consumption, and protect the air conditioner system from abnormal working conditions, so as to ensure the stable operation of the automobile air conditioner system and the comfortable experience of passengers.

[0003] In the implementation process of the application, the inventor found that at least the following problems exist in the technology. The refrigerant in the air conditioner evaporator will be converted between liquid and gas, and in this process, heat will be absorbed and released. Therefore, the chip will withstand the change of the high temperature difference between cold and heat during work. The fixing part of the chip will be affected by the change of cold and heat due to the material of the chip itself. After long-term expansion and contraction, the fixing part cannot fix the chip, which leads to loose chip. At the same time, the vibration of the automobile itself is relatively large when driving, which easily leads to the falling of the chip. Therefore, the chip for an automobile air conditioner evaporator is proposed to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] In view of the defects of the prior art, the chip for an automobile air conditioner evaporator has the advantages of improving the stability of chip installation, and solves the problems of loose chip and large vibration of the automobile itself when driving, which easily leads to the falling of the chip.

[0005] The application provides the following technical scheme: a chip for an automobile air conditioner evaporator, comprising a chip body, a chip mounting plate, a threaded seat and an adjusting structure mounted above the chip body.

[0006] The adjusting structure comprises a fixed plate movably mounted on the outer wall of the top of the threaded seat, two fixed screws movably mounted on the inner part of the fixed plate, a mounting frame fixedly mounted on the outer wall of the top of the fixed plate, three adjusting springs fixedly mounted on the inner wall of the top of the mounting frame, three friction sleeves fixedly mounted on the inner wall of the top of the mounting frame, an adjusting rod fixedly mounted on the outer wall of the bottom of the adjusting spring, an adjusting plate fixedly mounted on the outer wall of the bottom of the adjusting rod, three connecting shafts fixedly mounted on the outer wall of the bottom of the adjusting plate, an elastic contraction limiting piece fixedly mounted on the outer wall of the bottom of the connecting shaft, a friction plate fixedly mounted on the inner wall of the left and right sides of the mounting frame, and three friction rods fixedly mounted on the inner wall of the top of the mounting frame.

[0007] The above scheme has the beneficial effect that the fixed plate is fixed above the chip mounting plate by the fixed screws, the elastic contraction limiting piece limits the chip body by the action of the adjusting spring, the adjusting rod, the adjusting plate, the connecting shaft and the elastic contraction limiting piece, and the elastic contraction limiting piece moves in the limited space of the fixed plate when it expands or contracts with heat or cold, while the adjusting spring is adjusted according to the space expanded or contracted by the elastic contraction limiting piece, and the amplitude of the vibration of the adjusting spring is greatly reduced by the action of the multiple friction structures, thereby improving the stability of the installation of the chip body.

[0008] Further, four hanging rods are fixedly mounted on the outer wall of the bottom of the fixed plate, and a limiting hanging plate is fixedly mounted on the outer wall of the bottom of two adjacent hanging rods, and the limiting hanging plate is located above the chip body.

[0009] The above further scheme has the beneficial effect that the top of the chip body is limited by the action of the limiting hanging plate, preventing the chip body from being unstable due to the large contraction amplitude of the elastic contraction limiting piece and the adjusting spring.

[0010] Further, a rubber pad is movably mounted on the bottom of the chip mounting plate, and a base is fixedly mounted on the bottom of the rubber pad.

[0011] The above further scheme has the beneficial effect that the transmission of the bottom vibration of the automobile during driving is reduced by the action of the rubber pad, the influence of the vibration on the installation of the chip body and the fixing piece is reduced, and the stability of the installation of the chip body and the fixing piece is improved.

[0012] Further, three adjusting grooves are formed in the bottom of the fixed plate, three movable grooves are formed in the inner part of the fixed plate, the elastic contraction limiting piece is slidably connected in the inner part of the adjusting groove and is appropriately sized, the connecting shaft is slidably connected in the inner part of the movable groove and is appropriately sized, and the elastic contraction limiting piece is movably mounted on the top of the chip body.

[0013] The beneficial effect of the further scheme is that the elastic contraction limiting part is limited in the adjusting groove, thereby improving the stability of the chip body installation, and the elastic contraction limiting part expands or contracts due to temperature change, and the relative position of the elastic contraction limiting part and the chip body is kept unchanged.

[0014] Further, the adjusting plate is internally provided with three sliding grooves, the friction rods are slidingly connected in the sliding grooves and are appropriately sized, and the adjusting plate is slidingly connected between the two friction plates.

[0015] The beneficial effect of the further scheme is that the adjusting plate slides between the two friction plates under the action of the friction rods, thereby realizing accurate adjustment and positioning functions, the friction plates can provide stable friction force, preventing the adjusting plate from moving uncontrollably, ensuring the stability and accuracy of the adjustment process, and the sliding connection of the friction plates and the friction rods can have a certain damping and buffering effect, reducing the influence of external vibration on the adjusting plate.

[0016] Further, the adjusting spring is slidingly connected to the inner circumferential wall of the friction sleeve, and the height of the adjusting spring is less than the height of the friction sleeve.

[0017] The beneficial effect of the further scheme is that the pre-tightening force or compression amount of the adjusting spring is adjusted, the size of the force acting on the friction sleeve is changed, thereby adjusting the size of the friction force, affecting the tightness or resistance of the connecting component, and the adjusting spring can have a certain compensation effect to keep the stability of the chip due to the small changes of the fixing assembly for the chip caused by thermal expansion and cold shrinkage.

[0018] Further, the number of the threaded seats is two, and the two fixing screws are respectively internally threadedly connected to the two threaded seats.

[0019] The beneficial effect of the further scheme is that the fixing plate is conveniently installed on the top of the chip mounting plate, and the fixing member can be conveniently disassembled or installed, and the stability of the chip fixation can be improved by only screwing the fixing screw in the threaded seat after the fixing member is loosened.

[0020] Further, the chip mounting plate is internally provided with an installation groove, the chip body is clamped in the installation groove and is appropriately sized, and the threaded seat is fixedly installed on the top of the chip mounting plate.

[0021] The beneficial effect of the further scheme is that the chip body is conveniently installed, and the convenience of the chip body installation is improved.

[0022] Compared with the prior art, the technical scheme of the application has the following beneficial effects:

[0023] The chip for the automobile air conditioner evaporator is fixed on the top of the chip mounting plate through the fixing screw, the elastic contraction limiting piece limits the chip body, and when the elastic contraction limiting piece expands or contracts, it moves in the adjusting groove of the fixing plate, and the adjusting spring adjusts according to the space of the elastic contraction limiting piece, so that the elastic contraction limiting piece is always attached to the top of the chip body, and the amplitude of the adjusting spring vibration is greatly reduced through the action of the plurality of friction structures, thereby improving the stability of the chip body installation. BRIEF DESCRIPTION OF DRAWINGS

[0024] Fig. 1 It is a structural schematic view of the utility model;

[0025] Fig. 2 It is a structural schematic view of the utility model mounting rack;

[0026] Fig. 3 It is a structural schematic view of the utility model base and rubber pad connection.

[0027] BRIEF DESCRIPTION OF DRAWINGS

[0028] 1, chip body; 2, chip mounting plate; 3, threaded seat; 4, fixed plate; 5, fixing screw; 6, mounting rack; 7, adjusting spring; 8, friction sleeve; 9, adjusting rod; 10, adjusting plate; 11, connecting shaft; 12, elastic contraction limiting piece; 13, friction plate; 14, friction rod; 15, boom; 16, limiting hanging plate; 17, base; 18, rubber pad; 19, adjusting groove; 20, mounting groove; 21, sliding groove; 22, movable groove. DETAILED DESCRIPTION

[0029] The technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0030] Please refer to Figs. 1 to 3 The chip for the automobile air conditioner evaporator in the embodiment comprises a chip body 1, a chip mounting plate 2, a threaded seat 3 and an adjusting structure mounted above the chip body 1.

[0031] The inside of the chip mounting plate 2 is provided with a mounting groove 20, the chip body 1 is clamped in the inside of the mounting groove 20 and the size is suitable, the threaded seat 3 is fixedly installed on the top of the chip mounting plate 2, the chip body 1 is convenient to install, and the convenience of the chip body 1 installation is improved.

[0032] The adjusting structure comprises a fixing plate 4 movably installed on the top outer wall of the threaded seat 3, two fixing screws 5 movably installed in the inside of the fixing plate 4, and two threaded seats 3, the two fixing screws 5 are respectively screwed into the inside of the two threaded seats 3 through the inside of the fixing plate 4, the fixing plate 4 is convenient to install on the top of the chip mounting plate 2, and the fixing part is convenient to disassemble or assemble, and the stability of the chip can be improved by only screwing the fixing screw 5 in the inside of the threaded seat 3 when the fixing part is loose.

[0033] The adjusting structure further comprises a mounting frame 6 fixedly installed on the top outer wall of the fixing plate 4, three adjusting springs 7 fixedly installed on the top inner wall of the mounting frame 6, and three friction sleeves 8 fixedly installed on the top inner wall of the mounting frame 6, the adjusting spring 7 is slidingly connected to the inner circumferential wall of the friction sleeve 8, the height of the adjusting spring 7 is less than the height of the friction sleeve 8, the size of the force acting on the friction sleeve 8 can be changed by adjusting the pre-tightening force or the compression amount of the adjusting spring 7, so that the size of the friction force is adjusted, the tightness or resistance of the connecting part is affected, the adjusting spring 7 can play a certain compensation role when the fixing assembly for the chip changes slightly due to thermal expansion and cold shrinkage, and the stability of the chip is maintained.

[0034] The adjusting structure further comprises an adjusting rod 9 fixedly installed on the bottom outer wall of the adjusting spring 7, an adjusting plate 10 fixedly installed on the bottom outer wall of the adjusting rod 9, three connecting shafts 11 fixedly installed on the bottom outer wall of the adjusting plate 10, and elastic contraction limit parts 12 fixedly installed on the bottom outer wall of the connecting shafts 11, the bottom of the fixing plate 4 is provided with three adjusting grooves 19, the inside of the fixing plate 4 is provided with three movable grooves 22, the elastic contraction limit part 12 is slidingly connected to the inside of the adjusting groove 19 and the size is suitable, the connecting shaft 11 is slidingly connected to the inside of the movable groove 22 and the size is suitable, and the elastic contraction limit part 12 is movably installed on the top of the chip body 1, the movable space of the elastic contraction limit part 12 is limited by the adjusting groove 19, so that the stability of the chip body 1 installation is improved, the elastic contraction limit part 12 is expanded or contracted in the inside of the adjusting groove 19, the relative position of the elastic contraction limit part 12 and the chip body 1 is kept unchanged by the elastic effect of the elastic contraction limit part 12.

[0035] The adjusting structure further comprises two friction plates 13 fixedly installed on the inner walls on the left and right sides of the mounting frame 6 and three friction rods 14 fixedly installed on the inner wall of the top of the mounting frame 6, the adjusting plate 10 is internally provided with three sliding grooves 21, the friction rods 14 are slidingly connected in the sliding grooves 21 and are appropriately sized, the adjusting plate 10 is slidingly connected between the two friction plates 13, and the adjusting plate 10 slides between the two friction plates 13 under the action of the friction rods 14, so as to realize the functions of accurate adjustment and positioning. The friction plates 13 can provide stable friction force, prevent the adjusting plate 10 from moving in an uncontrolled manner, and ensure the stability and accuracy of the adjusting process. The sliding connection of the friction plates 13 and the friction rods 14 can play a certain damping and buffering role, thereby reducing the influence of external vibration on the adjusting plate 10.

[0036] The bottom outer wall of the fixed plate 4 is fixedly installed with four hangers 15, the bottom outer walls of two adjacent hangers 15 are fixedly installed with limiting hangers 16, the number of the limiting hangers 16 is two and the limiting hangers 16 are located above the chip body 1, the top of the chip body 1 is limited by the action of the limiting hangers 16, and the chip body 1 is prevented from being unstably installed due to a large contraction range of the elastic contraction limiting piece 12 and the adjusting spring 7.

[0037] The bottom of the chip mounting plate 2 is movably installed with a rubber pad 18, and the bottom of the rubber pad 18 is fixedly installed with a base 17. The rubber pad 18 reduces the transmission of bottom vibration when the automobile is running, reduces the influence of vibration on the installation of the chip body 1 and the fixing piece, and thus improves the stability of the installation of the chip body 1 and the fixing piece.

[0038] In the embodiment, the limiting hangers 16 are used to limit the top of the chip body 1, prevent the elastic contraction limiting piece 12 from having a large cooling contraction range, and prevent the adjusting spring 7 from having an increased extension range after being affected by the external environment, so that the elastic contraction limiting piece 12 is not in close contact with the chip body 1 for a short time, and the chip body 1 is prevented from moving a large distance upward after being vibrated. The limiting hangers 16 improve the stability of the installation of the chip body 1, but the distance between the limiting hangers 16 and the chip body 1 is increased or decreased after the fixed plate 4 and the fixed screw 5 are affected by thermal expansion and cold contraction, so that the limiting hangers 16 cannot be in contact with the chip body 1 for a long time, and the limiting hangers 16 are prevented from pressing the chip body 1 downward to cause damage.

[0039] In the embodiment, the installation distance between the limiting hangers 16 and the chip body 1 is 0.5 mm.

[0040] In the embodiment, when the elastic contraction limiting piece 12 is used on an automobile, the elastic contraction limiting piece 12 can enhance the shock resistance of the structure and prevent the chip body 1 from falling off due to vibration.

[0041] The working principle of the above embodiment is as follows:

[0042] Firstly, the chip body 1 is installed inside the chip mounting plate 2, then the chip mounting plate 2 is installed inside the rubber pad 18, at this time, the fixing plate 4 is placed on the top of the threaded seat 3, the fixing screw 5 is screwed into the inside of the threaded seat 3 after penetrating through the inside of the fixing plate 4, at the same time, the elastic contraction limiting piece 12 is attached to the top of the chip body 1 and limits it, when these fixing pieces appear thermal expansion and cold shrinkage, at this time, the adjusting property of the spring 7 is adjusted according to the thermal expansion and cold shrinkage range of the elastic contraction limiting piece 12, so that the elastic contraction limiting piece 12 continues to attach to the top of the chip body 1 after thermal expansion and cold shrinkage, thereby improving the stability of the installation.

Claims

1. A chip for use in an evaporator of an automotive air conditioner, characterized by, It includes a chip body (1), a chip mounting plate (2), a threaded seat (3), and an adjustment structure mounted on top of the chip body (1); The adjustment structure includes a fixing plate (4) movably mounted on the top outer wall of the threaded seat (3), two fixing screws (5) movably mounted inside the fixing plate (4), a mounting bracket (6) fixedly mounted on the top outer wall of the fixing plate (4), three adjusting springs (7) fixedly mounted on the top inner wall of the mounting bracket (6), three friction sleeves (8) fixedly mounted on the top inner wall of the mounting bracket (6), an adjusting rod (9) fixedly mounted on the bottom outer wall of the adjusting spring (7), an adjusting plate (10) fixedly mounted on the bottom outer wall of the adjusting rod (9), three connecting shafts (11) fixedly mounted on the bottom outer wall of the adjusting plate (10), an elastic shrinkage limiting member (12) fixedly mounted on the bottom outer wall of the connecting shaft (11), friction plates (13) fixedly mounted on the left and right inner walls of the mounting bracket (6), and three friction rods (14) fixedly mounted on the top inner wall of the mounting bracket (6).

2. The chip for automotive air conditioning evaporators according to claim 1, characterized in that: The bottom outer wall of the fixing plate (4) is fixedly installed with four hanging rods (15), and the bottom outer wall of two adjacent hanging rods (15) is fixedly installed with limiting hanging plates (16). There are two limiting hanging plates (16) and they are located above the chip body (1).

3. The chip for automotive air conditioning evaporators according to claim 1, characterized in that: A rubber pad (18) is movably mounted on the bottom of the chip mounting plate (2), and a base (17) is fixedly mounted on the bottom of the rubber pad (18).

4. The chip for automotive air conditioning evaporators according to claim 1, characterized in that: The bottom of the fixed plate (4) has three adjustment slots (19), and the interior of the fixed plate (4) has three movable slots (22). The elastic shrinkage limiting member (12) is slidably connected to the interior of the adjustment slot (19) and is adapted in size. The connecting shaft (11) is slidably connected to the interior of the movable slot (22) and is adapted in size. The elastic shrinkage limiting member (12) is movably installed on the top of the chip body (1).

5. The chip for automotive air conditioning evaporators according to claim 1, characterized in that: The adjusting plate (10) has three sliding grooves (21) inside. The friction rod (14) is slidably connected inside the sliding groove (21) and is of the same size. The adjusting plate (10) is slidably connected between two friction plates (13).

6. The chip for automotive air conditioning evaporators according to claim 1, characterized in that: The adjusting spring (7) is slidably connected to the inner circumferential wall of the friction sleeve (8), and the height of the adjusting spring (7) is less than the height of the friction sleeve (8).

7. The chip for automotive air conditioning evaporators according to claim 1, characterized in that: The number of threaded seats (3) is two, and the two fixing screws (5) respectively pass through the internal threads of the fixing plate (4) and are connected to the inside of the two threaded seats (3).

8. The chip for automotive air conditioning evaporators according to claim 1, characterized in that: The chip mounting plate (2) has an internal mounting slot (20), the chip body (1) is snapped into the inside of the mounting slot (20) and the size is compatible, and the threaded seat (3) is fixedly installed on the top of the chip mounting plate (2).

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