Cylinder seat capable of switching stator foot structure

Abstract

The utility model discloses an air cylinder seat capable of switching a stator foot structure, which comprises a first seat body, a crankshaft hole and an air cylinder body positioned on one side of the crankshaft hole are arranged on the first seat body, and at least one supporting stator foot is arranged below the side, close to the air cylinder body, of the first seat body. A butt joint edge is arranged on the side, away from the air cylinder body, of the first base body, the butt joint edge is detachably connected with a second base body, and at least one supporting stator foot is arranged below the second base body. According to the air cylinder seat capable of switching the stator foot structure, the structure is improved, so that the complete air cylinder seat can be formed by splicing the two seat bodies, the number of supporting stator feet can be changed into supporting positions, and the installation requirements of different refrigeration compressor motors can be met.

Description

TECHNICAL FIELD

[0001] The utility model relates to the compressor production technical field, concretely relates to a cylinder seat with switchable stator foot structure. BACKGROUND

[0002] The cylinder seat is an important supporting component in the refrigeration compressor, which can connect the crankshaft and the piston to make the piston work in the cylinder, and is usually installed on the motor stator by supporting feet. The motor stator feet on the existing cylinder seat have various forms such as two-foot support, three-foot support and four-foot support, but these cylinder seats are independent of each other, and the number of machine feet below the cylinder seat is also determined after being made, so that only the corresponding motor stator can be installed, and the motor stator with different support structures cannot be compatible, which is not suitable for use and has poor versatility.

[0003] For different types and sizes of motor stators, the number of screw holes for connecting the support feet is more or less, which can be two, three or four. Since the cylinder seat is integrally formed, if the number of support feet is to be switched, the entire cylinder seat needs to be replaced, and the mold for making the cylinder seat needs to be redesigned as a whole, which results in high production cost. SUMMARY

[0004] The utility model aims at the problems existing in the prior art, and provides a cylinder seat with switchable stator foot structure.

[0005] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of:

[0006] A cylinder seat with switchable stator foot structure, comprising a first seat body, a crankshaft hole is provided on the first seat body, and a cylinder body is provided on one side of the crankshaft hole, at least one supporting stator foot is provided below the first seat body on the side close to the cylinder body, a butt joint edge is provided on the side of the first seat body away from the cylinder body, a second seat body is detachably connected to the butt joint edge, and at least one supporting stator foot is also provided below the second seat body.

[0007] The cylinder seat with switchable stator foot structure can form a complete cylinder seat by splicing two seat bodies, so that the number of supporting stator feet can be changed to support the position, which can meet the installation requirements of different refrigeration compressor motors.

[0008] The detachable connection mode of the first seat body and the second seat body facilitates replacement of different second seat bodies, and realizes switching of the support stator foot.

[0009] Further, a pair of the support stator feet are symmetrically arranged below the first seat body.

[0010] Further, the second seat body is a T-shaped structure, comprising a butt joint part and a foot connecting part arranged at the middle of one side of the butt joint part, the butt joint part is butt jointed with the butt joint edge and detachably connected, and one support stator foot is arranged below the foot connecting part. After cooperation with the first seat body, a three-point supporting cylinder seat can be formed, which can be adapted to a stator with three stator screw holes.

[0011] Further, the second seat body is a C-shaped structure, comprising a butt joint part and a foot connecting part arranged at both ends of the butt joint part, the butt joint part is butt jointed with the butt joint edge and detachably connected, and one support stator foot is arranged below each of the foot connecting parts. After cooperation with the first seat body, a four-point supporting cylinder seat can be formed, which can be adapted to a stator with four stator screw holes.

[0012] Further, a plurality of connecting holes are arranged on the second seat body and the butt joint edge in one-to-one correspondence, and fasteners are connected to the connecting holes to facilitate connection and fastening of the two.

[0013] Further, the fasteners are one or more of screws, pins and rivets.

[0014] Further, the support heights of the plurality of support stator feet are the same, and the support stator feet are respectively provided with threaded holes for connecting the motor stator below the cylinder seat.

[0015] Further, an exhaust cavity is further arranged on the first seat body near the cylinder body.

[0016] Compared with the prior art, the utility model discloses the beneficial effects are: 1, this can switch the cylinder seat of stator foot structure through the improvement to its structure, make it can form the complete cylinder seat through two seat body splicing mode, like this can change the number of stator foot that supports to support position, make it can satisfy different refrigeration compressor motor installation demand, 2, the detachable connection of first seat body with second seat body, convenient for replacing different second seat body, realize the switching of stator foot that supports, this switchable stator foot that supports the cylinder seat of the compressor model of different performance requirement, can select optimal and the motor of minimum cost, whether it is two stator screw fixed or three stator screw fixed, or four stator screw fixed, can complete free switching, reduced product cost, also improved the flexibility of product assembly, 3, the structure of first seat body can remain unchanged through the cylinder seat of this mode, change second seat body, that is, the seat body of tail part, the area of whole cylinder seat is not big, for different support type, only need to replace second seat body, and do not need to make whole cylinder seat again, and the production cost is lower, and the whole cylinder seat can save the die opening time of redeveloping, shorten new product development cycle, 4, because second seat body is only a small part of tail part of whole cylinder seat, although it has multiple structures, but each structure is not complex, and relatively simple to make, make it practical and feasible in the actual application. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the structure schematic drawing of first seat body of the utility model discloses a cylinder seat of switchable stator foot structure;

[0018] Figure 2 It is the structure schematic of first seat body of the utility model Figure Two ;

[0019] Figure 3 It is the schematic drawing of first seat body of the utility model setting on motor stator;

[0020] Figure 4 It is the structure schematic drawing of second seat body and first seat body connection into cylinder seat of the utility model;

[0021] Figure 5 It is Figure 4 the schematic drawing of cylinder seat setting on motor stator in the utility model;

[0022] Figure 6 It is the structure schematic drawing of another second seat body and first seat body connection into cylinder seat of the utility model;

[0023] Figure 7 It is Figure 6 the schematic drawing of cylinder seat setting on motor stator in the utility model;

[0024] In the figure: 1, the first seat body; 2, the cylinder body; 3, the crankshaft hole; 4, the support stator foot; 5, the butt joint edge; 6, the connecting hole; 7, the second seat body; 701, the butt joint part; 702, the machine foot connecting part; 8, the fastener; 9, the exhaust cavity; 10, the motor stator. DETAILED DESCRIPTION

[0025] The technical scheme of the utility model will be described clearly and completely in combination with the drawings in the utility model. 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 the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0026] In the description of the utility model, it needs to be explained that the orientation or position relation indicated by the terms "intermediate", "upper", "lower", "left", "right", "inner", "outer" and the like is the orientation or position relation based on the orientation or position relation shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0027] As shown in Figures 1-7 A cylinder seat with switchable stator foot structure, comprising a first seat body 1, the first seat body 1 is provided with a crankshaft hole 3, and a cylinder body 2 located on one side of the crankshaft hole 3, the first seat body 1 is provided with at least one support stator foot 4 below the side close to the cylinder body 2, the side of the first seat body 1 away from the cylinder body 2 is provided with a butt joint edge 5, the butt joint edge 5 is detachably connected with a second seat body 7, and the second seat body 7 is also provided with at least one support stator foot 4 below.

[0028] The cylinder seat with switchable stator foot structure can form a complete cylinder seat by splicing two seat bodies, so that the number of support stator feet can be changed to support the position, which can meet the installation requirements of different refrigeration compressor motors.

[0029] The detachable connection mode of the first seat body 1 and the second seat body 7 facilitates the replacement of different second seat bodies 7 to realize the switching of the support stator feet; the cylinder seat with switchable support stator feet can select the optimal and lowest cost motor for different performance requirements of the compressor model, and can complete free switching whether it is two stator screw fixings or three stator screw fixings or four stator screw fixings, which reduces the product cost and improves the flexibility of product assembly.

[0030] In this way, the structure of the first seat body 1 can remain unchanged, and the second seat body 7, that is, the tail part of the seat body, occupies a small area of the entire cylinder block. For different support types, only the second seat body 7 needs to be replaced, without the need to re-produce the entire cylinder block, thereby reducing production costs and saving the time for re-opening the mold of the entire cylinder block and shortening the development cycle of new products.

[0031] The second seat body 7 is only a small part of the tail of the entire cylinder block, and it does not occupy and affect the crank hole, cylinder block and other components. Although the second seat body 7 has various structures, each structure is not complex and relatively simple to manufacture, making it practical in actual use.

[0032] In the embodiment, a pair of support stator feet 4 are symmetrically arranged below the first seat body 1. The first seat body 1 has a pair of extension parts extending outward on both sides, and each extension part has a support stator foot 4 arranged below. The cylinder block 2 is arranged at the middle position on one side of the first seat body 1. The first seat body 1 can be used alone with the motor stator, or can be used in combination with the second seat body 7 and then connected with the motor stator.

[0033] In some embodiments, as shown in Figure 4 and Figure 5 The second seat body 7 has a "T" shape structure, including a butt joint part 701 and a stator foot connecting part 702 arranged at the middle of one side of the butt joint part 701. The butt joint part 701 is butt jointed and detachably connected with the butt joint edge 5, and the stator foot connecting part 702 has a semicircular end portion with a support stator foot 4 arranged below.

[0034] The second seat body 7 with one support stator foot 4 in combination with the first seat body 1 described above can form a three-point supported cylinder block, which can be adapted to a stator with three stator screw holes.

[0035] In other embodiments, as shown in Figure 6 and Figure 7 The second seat body 7 has a "C" shape structure, including a butt joint part 701 and a stator foot connecting part 702 arranged at both ends of the butt joint part 701. The butt joint part 701 is butt jointed and detachably connected with the butt joint edge 5, and the stator foot connecting part 702 has a support stator foot 4 arranged below. The stator foot connecting part 702 is arranged obliquely in the horizontal plane, that is, there is an obtuse angle between the stator foot connecting part 702 and the butt joint part 701.

[0036] The second seat body 7 with two support stator feet 4 in combination with the first seat body 1 described above can form a four-point supported cylinder block, which can be adapted to a stator with four stator screw holes.

[0037] Further, the second seat body 7 and the butt joint edge 5 are provided with a plurality of connecting holes 6 arranged one by one in correspondence, and the connecting holes 6 are connected with fasteners 8.

[0038] In the embodiment, the second seat body 7 and the butt joint edge 5 are provided with two pairs of connecting holes 6, for the second seat body 7 in the shape of "T", the two connecting holes 6 are symmetrically arranged on the two sides of the foot connecting part 702, and for the second seat body 7 in the shape of "C", the two connecting holes 6 are arranged between a pair of foot connecting parts 702.

[0039] Further, the fastener 8 is one or more of a screw, a pin and a rivet.

[0040] In the embodiment, the butt joint part 701 and the butt joint edge 5 are connected by means of a screw, and the connection and disconnection are relatively simple and convenient. The end surface size of the butt joint part 701 is equivalent to the size of the butt joint edge 5, so that the two can be well butted together, and the upper surface of the butted cylinder seat at the butt joint is flush.

[0041] In some embodiments, a positioning structure is further arranged between the butt joint part 701 and the butt joint edge 5, such as a positioning hole and a positioning column arranged in cooperation, so as to facilitate positioning and pre-connection, and then fastening by means of the fastener.

[0042] Further, the support heights of the plurality of support stator feet 4 are the same, the support stator feet 4 are respectively provided with threaded holes, and the threaded holes are connected and fastened with the motor stator 10 below the cylinder seat by means of stator screws.

[0043] Further, the first seat body 1 is further provided with an exhaust cavity 9 near the cylinder body 2, and an exhaust passage is arranged between the exhaust cavity 9 and the cylinder body 2, so as to exhaust and mute the cylinder during the working process of the compressor.

[0044] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A cylinder block of a switchable stator foot structure, characterized by The first seat body is provided with a crank hole and a cylinder body on one side of the crank hole, and at least one supporting stator foot is arranged on the lower side of the first seat body close to the cylinder body, and a butt joint edge is arranged on the side of the first seat body away from the cylinder body, and the butt joint edge is detachably connected with a second seat body, and at least one supporting stator foot is arranged on the lower side of the second seat body.

2. The switchable stator foot structure cylinder block of claim 1, wherein, A pair of supporting stator feet are symmetrically arranged on the lower side of the first seat body.

3. The switchable stator foot structure cylinder block of claim 1, wherein, The second seat body is a "T" shaped structure, comprising a butt joint part and a stator foot connecting part arranged on the middle of one side of the butt joint part, the butt joint part is butt jointed with the butt joint edge and detachably connected, and one supporting stator foot is arranged on the lower side of the stator foot connecting part.

4. The switchable stator foot structure cylinder block of claim 1, wherein, The second seat body is a "C" shaped structure, comprising a butt joint part and a stator foot connecting part arranged on both ends of the butt joint part, the butt joint part is butt jointed with the butt joint edge and detachably connected, and one supporting stator foot is arranged on the lower side of each stator foot connecting part.

5. The switchable stator foot structure cylinder block of claim 1, wherein, A plurality of connecting holes are arranged on the second seat body and the butt joint edge in one-to-one correspondence, and the connecting holes are connected with fasteners.

6. The switchable stator foot structure cylinder block of claim 5, wherein, The fasteners are one or more of screws, pins and rivets.

7. The switchable stator foot structure cylinder block of claim 1, wherein, The supporting heights of the plurality of supporting stator feet are the same, and the supporting stator feet are respectively provided with threaded holes for connecting the motor stator below the cylinder seat.

8. The switchable stator foot structure cylinder block of claim 1, wherein, An exhaust cavity is further arranged on the first seat body close to the cylinder body.

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